Answer:
A. 1/7
Step-by-step explanation:
Answer:
I´m pretty sure the answer would be A, 1/7.
Step-by-step explanation:
The formula for slope is y²- y¹/x²- x¹.
hurry!!!! I need help
Animal scientists studied foraging behavior of the scrub lizard, found in central Florida. Foraging is the process of searching for food. To study such behavior, the scientists recorded the number of head movements per minute for a sample of 63 lizards. A 95 percent confidence interval constructed from the sample is given as 2.7±0.62 head movements per minute. Based on the interval, is a claim of 3 head movements per minute plausible?
Answer:
The answer is "The claim is plausible because 3 head movements per minute are contained within the interval".
Step-by-step explanation:
The wet-growing process of creation, located in western Florida, is researched by animal researchers. Food production is the process of finding food. The researchers had collected a sampling of 63 lizards with the number of head motions per minute to investigate such behavior. The sample-based confidence interval of 95% is given as hand gestures of 2.7±0.62 per minute. Depending on the interval, a statement of 3 hand gestures is plausible per minute then within the interval, there have been three head motions per minute.
ASAP!!! PLEASE HELP ME WITH THESE QUESTIONS!! 1: \(2\frac{3}{6}+ 2\frac{2}{3}+ 4\frac{5}{12} =? 2: 5\frac{7}{8} +4\frac{1}{3} +7\frac{5}{6} =?\)
Answer:
1. 9 7/12
2. 18 1/24
Step-by-step explanation:
1. 2 3/6 + 2 2/3 = 5 1/6
5 1/6 + 4 5/12 = 9 7/12
2. 5 7/8 + 4 1/3 = 10 5/24
10 5/24 + 7 5/6 = 18 1/24
Normalmente, el concepto griego "logos" se entiende como la máxima expresión de la cultura racionalista occidental, fundada por las primeras escuelas de filosofía clásica. De hecho, el nombre de las disciplinas científicas provienen de él: biología, filología, psicología, tecnología, etc. No obstante, el concepto "logos" no tiene un significado tan abstracto, puesto que involucra tanto el pensamiento como la acción, tanto lo interno como lo externo, tanto la idea mental como el decir la palabra. Tema:_________________________________________________________ Idea Principal: ___________________________________________________
Concept: "Logos" has had a significant impact on Western thought. Importance: its recognition of the interplay between rational thought and empirical observation Acknowledgement: role of language and discourse in shaping our understanding of the world.
Topic: The concept of "Logos" in Greek philosophy and its significance in modern scientific fields.
The concept of "Logos" is central to Greek philosophy and has been interpreted in various ways throughout history. In its most basic sense, "Logos" refers to rational thought, speech, and language. It is often associated with the divine or the cosmic principle that governs the universe, as well as human reasoning and discourse.
The significance of "Logos" can be seen in its influence on modern scientific fields, including biology, psychology, and technology, among others. The term "biology," for example, comes from the Greek words "bios" (life) and "logos" (word or reason), reflecting the idea that the study of life requires both empirical observation and rational analysis.
Similarly, the field of psychology, which deals with the workings of the human mind and behavior, derives its name from the Greek word "psyche," meaning "soul," and "logos," meaning "reason." This reflects the idea that the study of the mind and behavior requires both empirical research and theoretical analysis.
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Translation: The Greek word "logos" is typically interpreted as the pinnacle of Western rationalist civilization, having been established by the first schools of classical philosophy. In reality, he is responsible for the names of many scientific fields, including biology, philology, psychology, technology, and others. Since it requires both mind and action, internal and external, the mental notion and pronouncing the word, the concept of "logos" does not have such an abstract meaning. Topic:____________________________________________________ Principal Concept:
p = 7 and q = 5. Find largest possible and value of :
a) p + q
b) p - q
c) p^2/q
Step-by-step explanation:
Answers :
a) 7+5= 12
b) 7-5= 2
c) 5
Show that the equation x ^ 3 + 6x - 10 = 0 has a solution between x = 1 and x = 2
A rock that has been significantly reshaped on multiple surfaces by windborne particles and sometimes has a sharp edge is a(n) ________.
A rock that has been significantly reshaped on multiple surfaces by windborne particles and sometimes has a sharp edge is a(n) ventifact:
What is a rock?A rock refers to the solid portion of the earth crust which contains minerals. There are three types of rocks; The sedimentary rock: They are formed from dead plants, dead animals, sand etc.
The metamorphic rock: They are formed from previously existing rocks. The igneous rock: They are formed from the solidification of the molten magma.
Hence, ventifact are rock that has been significantly reshaped on multiple surfaces by windborne particles and sometimes has a sharp edge.
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If C=m+1C=m+1 and B=m+5,B=m+5, find an expression that equals 2C+3B2C+3B in standard form.
The value of the expression 2C+3B is 5m + 7
How to evaluate the expression?The given parameters are:
C = m + 1
B = m + 5
To evaluate the expression 2C+3B;
We substitute C = m + 1 and B = m + 5
So, we have:
2C+3B = 2 * (m + 1) + 3 * (m + 5)
Expand
2C+3B = 2m + 2 + 3m + 15
Evaluate the like terms
2C+3B = 5m + 7
Hence, the value of the expression 2C+3B is 5m + 7
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9. The population of a certain bacteria can multiply threefold in 12 hours. If there are 500 bacteria now, how many will there be in 96 hours?
There will be 6400000 bacteria in 96 hours.
Given the population of bacteria = 500
The population of the bacteria can multiply threefold in 12 hours. That means, after 12 hours the population of bacteria will be 500 * 3 = 1500.
At the end of 24 hours, the population of bacteria will be 1500 * 3 = 4500.
At the end of 36 hours, the population of bacteria will be 4500 * 3 = 13500.
Using the above formula, we can calculate the population of the bacteria at any given time.
Now, let's calculate the population of bacteria at the end of 96 hours
The population of bacteria = Initial population * (growth rate)^(time/interval)
Initial population = 500
Growth rate = 3
Interval = 12 hours
Time = 96 hours
Therefore, the Population of bacteria = 500 * (3)^(96/12) = 6400000
Hence, there will be 6400000 bacteria in 96 hours.
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Which of the number sentence is true?Justify with reasons. 3/10 of 50 = 50% of 3 3% of 50 = 6% 100 50 divide by 30 = 30 divide by 50 3/10 multiply by 50 = 5/10 multiply by 30
State the equation of the graphed function.
The equation of the graphed function is given as follows:
f(x) = x³ + 2x² - 5x - 6.
How to obtain the equation of the function?
The equation of the function is obtained considering the Factor Theorem, as a product of the linear factors of the function.
From the graph, the zeros of the function are:
x = -3.x = -1.x = 2.Hence the function is:
f(x) = a(x + 3)(x + 1)(x - 2).
In which a is the leading coefficient.
Expanding the product, we have that:
f(x) = a(x² + 4x + 3)(x - 2)
f(x) = a(x³ + 2x² - 5x - 6).
When x = 0, y = -6, hence the leading coefficient a is obtained as follows:
-6a = -6
a = 1.
Hence the function is:
f(x) = x³ + 2x² - 5x - 6.
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Someone please help me make an equation for the first question! :)
if you have a 6.83 m solution of naoh, what is the ph of the solution? assume the solution is at 25 ° c. provide your response to one digit after the decimal.
A solution of NaOH is a really strong base, so, when it's dissolved in water to form a solution, it dissociates completely in it's ions: and its
pH = 14.8344 and rounded it will be 14.8
it dissociates completely in it's ions:
NaOH -------> Na⁺ + OH⁻
So, to calculate the pH, we first need to calculate the OH concentration. As it was stated before, a strong base like this, it will dissociate completely so the concentration of OH will be the same concentration of NaOH:
[OH⁻] = 6.83 M
The pH is calculated with the following expression:
14 = pH + pOH
So, with the OH we can calculate the pOH, and then, the pH:
pOH = -log[OH⁻]
pOH = -log(6.83) = -0.8344
So the pH:
pH = 14 - pOH
pH = 14 - (-0.8344)
pH = 14.8344 and rounded it will be 14.8
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2m ÷8m in standard form
Answer:
1/4
Step-by-step explanation:
2m/8m = 1/4
Answer:
1/4
Step-by-step explanation:
2m ÷8m
Divide
2m
----
8m
Cancel like terms
2
---
8
Divide the top and bottom by 2
2/2
------
8/2
1
-----
4
2. what do you want the fuel efficiency of a car to be two years from now? explain.
The desired fuel efficiency of a car two years from now would ideally be improved compared to the current fuel efficiency.
There are several reasons why we would want the fuel efficiency of a car to be better in the future:
Environmental Concerns: Improving fuel efficiency helps reduce carbon emissions and minimize the environmental impact of vehicles. As the world becomes more conscious of climate change and the need to reduce greenhouse gas emissions, enhancing fuel efficiency plays a vital role in mitigating environmental damage.
Energy Conservation: Better fuel efficiency means using less fuel to travel the same distance. With finite energy resources and the need to conserve them, improving fuel efficiency helps reduce the overall energy consumption in transportation, leading to better resource management.
Cost Savings: Increasing fuel efficiency directly translates to lower fuel consumption and reduced expenses for car owners. With rising fuel prices, having a more fuel-efficient car can significantly cut down on fuel costs, saving money for individuals and businesses.
Technological Advancements: As technology progresses, advancements in engine design, aerodynamics, lightweight materials, and alternative energy sources enable the development of more fuel-efficient vehicles. Striving for improved fuel efficiency encourages innovation in the automotive industry, leading to the creation of more sustainable and eco-friendly transportation options.
Government Regulations: Many governments worldwide have implemented fuel efficiency standards and regulations to reduce fuel consumption and emissions. By meeting or exceeding these standards, car manufacturers contribute to a cleaner and more sustainable transportation sector.
Ultimately, aiming for improved fuel efficiency two years from now aligns with the global push for environmental sustainability, energy conservation, cost savings, technological advancements, and adherence to regulatory standards. It benefits both individuals and society as a whole by promoting a greener and more efficient approach to transportation.
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Find the rate of change of y with respect to x if dy dx x²y-5+2 ln y = x³
The rate of change of y with respect to x is given by dy/dx = xy - (3/2)x²y.
To find the rate of change of y with respect to x, we need to differentiate the given equation. The rate of change can be determined by taking the derivative of both sides of the equation with respect to x.
First, let's differentiate each term separately using the rules of differentiation.
Differentiating x²y with respect to x gives us 2xy using the product rule.
To differentiate 5, we know that a constant has a derivative of 0.
Differentiating 2ln(y) with respect to x requires the chain rule. The derivative of ln(y) with respect to y is 1/y, and then we multiply by dy/dx. So, the derivative of 2ln(y) is 2/y * dy/dx.
Differentiating x³ gives us 3x² using the power rule.
Now, we can rewrite the equation with its derivatives:
2xy - 2/y * dy/dx = 3x²
To solve for dy/dx, we can isolate it on one side of the equation. Rearranging the equation, we get:
2xy = 2/y * dy/dx + 3x²
To isolate dy/dx, we move the term 2/y * dy/dx to the other side:
2xy - 2/y * dy/dx = 3x²
2xy = 2/y * dy/dx + 3x²
2/y * dy/dx = 2xy - 3x²
Now, we can solve for dy/dx by multiplying both sides by y/2:
dy/dx = (2xy - 3x²) * (y/2)
Simplifying further, we have:
dy/dx = xy - (3/2)x²y
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A 16 foot ladder rests against a vertical wall. If the bottom of the ladder is pushed away from the wall at 3 ft/sec, how fast is the top of the ladder moving down the wall when the bottom is 9 feet from the wall
The top of the ladder is moving down the wall at a rate of approximately 2.04 ft/sec.
To solve this problem, we can use related rates and apply the Pythagorean theorem.
Let's denote the distance of the bottom of the ladder from the wall as x (in feet) and the height of the ladder on the wall as y (in feet). We are given that dx/dt = 3 ft/sec, which represents the rate at which the bottom of the ladder is moving away from the wall.
According to the Pythagorean theorem, we have:
x^2 + y^2 = 16^2
Differentiating both sides of the equation with respect to time t, we get:
2x(dx/dt) + 2y(dy/dt) = 0
We are interested in finding dy/dt, which represents the rate at which the top of the ladder is moving down the wall.
At the specific moment when the bottom of the ladder is 9 feet from the wall (x = 9), we can substitute these values into the equation:
2(9)(3) + 2y(dy/dt) = 0
Simplifying, we have:
54 + 2y(dy/dt) = 0
2y(dy/dt) = -54
Dividing both sides by 2y, we get:
dy/dt = -27/y
To find the value of y, we can use the Pythagorean theorem:
x^2 + y^2 = 16^2
Substituting x = 9, we have:
9^2 + y^2 = 16^2
81 + y^2 = 256
y^2 = 175
y = √175 ≈ 13.23 ft
Now, we can substitute y = 13.23 ft into the equation for dy/dt:
dy/dt = -27/13.23 ≈ -2.04 ft/sec
Therefore, when the bottom of the ladder is 9 feet from the wall, the top of the ladder is moving down the wall at a rate of approximately 2.04 ft/sec.
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if the f is differentiable, then its derivative is the maximizing argument in the computation of the convex conjugate:
while the derivative of a differentiable function is important in the computation of the convex conjugate, it is not accurate to say that the derivative is the maximizing argument.
The statement you provided is not entirely accurate. While it is true that the derivative of a differentiable function can play a role in computing the convex conjugate, it is not accurate to say that the derivative is the maximizing argument in the computation of the convex conjugate.
Let's clarify the concepts involved:
Convex conjugate: Given a function f, its convex conjugate (also known as the Legendre-Fenchel transform) is denoted as f∗ and is defined as:
f∗(y) = sup(x)(⟨x, y⟩ - f(x))
Here, sup denotes the supremum (least upper bound), ⟨x, y⟩ represents the inner product of x and y, and f(x) is the original function.
Derivative: The derivative of a function f(x) with respect to x, denoted as f'(x) or df/dx, gives you the rate of change of the function at a particular point.
The relationship between the derivative and the convex conjugate can be seen through the Moreau-Rockafellar duality theorem, which states that if f is a proper, convex, and lower-semicontinuous function, then its convex conjugate f∗ is also proper, convex, and lower-semicontinuous.
In this duality relationship, the gradient (or derivative) of f plays a crucial role, but it is not the maximizing argument itself.
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g a helicopter flies parallel to the ground at an altitude of 1/2 kilometer and at a speed of 2 kilometers per minute. if the helicopter passes directly over the white house, at what rate is the distance between the helicopter and the white house changing 1 minute after the helicopter flies over the white house? 1 minute after the helicopter passes over the white house, its distance from the white house is changing at a rate of kilometers per minute.
The distance between the helicopter and the white house is changing at a rate of 1.95 km/min.
We can use the Pythagorean theorem to relate the distance between the helicopter and the white house to the altitude and the distance travelled by helicopter,
distance² = altitude² + distance_traveled²
Differentiating with respect to time, we get:
2 × distance ×\(\frac{d(distance)}{dt}\) = 2 × altitude × \(\frac{d(altitude)}{dt}\) + 2 × distance_traveled ×\(\frac{d(distance-traveled)}{dt}\)
Since the helicopter is flying parallel to the ground, its altitude is constant, so \(\frac{d(altitude)}{dt}\) = 0. Also, the distance traveled by helicopter is just its speed times time, so we have,
distance_traveled = speed × time = 2 * 1 = 2 km
Plugging in these values, we get:
2 × distance ×\(\frac{d(distance)}{dt}\) = 2 × (1/2) × 0 + 2 × 2 × distance_traveled ×\(\frac{d(distance-traveled)}{dt}\)= 4 × \(\frac{d(distance-traveled)}{dt}\)
Now we need to find \(\frac{d(distance)}{dt}\) when time is 1 minute. To do this, we can use the fact that the helicopter is traveling at a constant speed of 2 km/min, so its distance from the white house is increasing at a rate of 2 km/min. Thus, we have:
\(\frac{d(distance-traveled)}{dt}\) = 2 km/min
Substituting this into our equation, we get:
2 * distance ×\(\frac{d(distance)}{dt}\) = 4 * (2 km/min)
\(\frac{d(distance)}{dt}\) = 4 km/min
We still need to find the value of distance at the moment when the helicopter is 1 minute past the white house. Using the Pythagorean theorem, we have:
distance² = altitude² + distance_traveled² = (1/2)² + 2² = 17/4
distance = √(17)/2 km
Plugging this value into our expression for \(\frac{d(distance)}{dt}\) , we get:
\(\frac{d(distance)}{dt}\) = 4 km/min / √(17)/2 km = 8/√(17) km/min ≈ 1.95 km/min.
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Jane, kevin, and hans have a total of in their wallets. kevin has less than jane. hans has times what jane has. how much does each have?
Based on the given conditions, Jane has $31, Kevin has $25, and Hans has $50 in their wallets.
Let's solve the problem step by step.
First, let's assume that Jane has X dollars in her wallet. Since Kevin has $6 less than Jane, Kevin would have X - $6 dollars in his wallet.
Next, we're given that Hans has 2 times what Kevin has. So, Hans would have 2 * (X - $6) dollars in his wallet.
According to the information given, the total amount of money they have in their wallets is $106. We can write this as an equation:
X + (X - $6) + 2 * (X - $6) = $106
Simplifying the equation:
4X - $18 = $106
4X = $124
X = $31
Now we know that Jane has $31 in her wallet.
Substituting this value into the previous calculations, we find that Kevin has $31 - $6 = $25 and Hans has 2 * ($25) = $50.
To find the total amount they have, we sum up their individual amounts:
Jane: $31
Kevin: $25
Hans: $50
Adding these amounts together, we get $31 + $25 + $50 = $106, which matches the total amount stated in the problem.
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The complete question is:
Jane, kevin and hans have a total of $106 in their wallets. kevin has $6 less than Jane. hans has 2 times what kevin has. how much do they have in their wallets?
9y=99
Ingrese su respuesta...
The value of y for which the left hand side of the equation is equal to Right hand side is 11.
What is a solution of a linear equation?Solution of a linear equation is the value of the variable for which the left hand side and right hand side of the equation are equal.
Given is the following equation -
9y = 99
In order to solve the equation. we have to find the value of y for which 9y is equal to 99. Now -
9y = 99
Divide both sides by 9 -
9y/9 = 99/9
y = 11
Therefore, the value of y for which the left hand side of the equation is equal to Right hand side is 11.
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[The given question is written in Spanish. The following is the statement converted onto English as
9y=99 Enter your answer.}
A paving stone has a mass of 1.8 kg and a density of 2.3 g/cm3.
Calculate the volume of the paving stone, in cm.
Round your answer to 1 decimal place.
Answer:
0.8 cm³
Step-by-step explanation:
We are given the mass and density, so to find the volume, use the formula:
volume = mass/density
volume = 1.8/2.3
volume = 0.8
So, the volume of the paving stone is approximately 0.8 cm³
Consider the nonlinear DE dt 2 (-1) a) Classify the equilibrium solutions of this DE as stable, semistable, or unstable. b) Suppose y(t) is a solution to this DE such that y(0)- Determine lim yt), if this limit exists.
a. The equilibrium solution (y = 0) is stable.
b. The limit of \(\( y(t) \)\) as \(\( t \)\) approaches infinity is 0.
What is differentiation?A function's derivative with respect to an independent variable is what is referred to as differentiation. In calculus, differentiation can be used to calculate the function per unit change in the independent variable. Let y = f(x) represent the function of x.
The nonlinear differential equation is given as:
\(\( \frac{{dy}}{{dt}} = -y^2 \)\)
a) Classifying Equilibrium Solutions:
To find the equilibrium solutions, we set the derivative equal to zero:
\(\( -y^2 = 0 \)\)
The only solution is (y = 0). Therefore, the equilibrium solution is (y = 0).
To classify the stability of the equilibrium solution, we examine the sign of the derivative \(\( \frac{{dy}}{{dt}} \)\) around the equilibrium point.
For \(\( y < 0 \), \( \frac{{dy}}{{dt}} > 0 \)\), indicating that the function is increasing and moving away from the equilibrium solution.
For \(\( y > 0 \), \( \frac{{dy}}{{dt}} < 0 \)\), indicating that the function is decreasing and moving towards the equilibrium solution.
Hence, the equilibrium solution (y = 0) is stable.
b) Determining the Limit:
Given that \(\( y(0) = 2 \)\), we need to determine the limit of \(\( y(t) \) as \( t \)\) approaches infinity, if it exists.
The differential equation \(\( \frac{{dy}}{{dt}} = -y^2 \)\) can be separated and solved:
\(\( \frac{{dy}}{{y^2}} = -dt \)\)
Integrating both sides:
\(\( \int \frac{{dy}}{{y^2}} = -\int dt \)\)
\(\( -\frac{1}{y} = -t + C \)\)
Simplifying, we have:
\(\( \frac{1}{y} = t + C \)\)
Rearranging the equation:
\(\( y = \frac{1}{t + C} \)\)
Since we are given \(\( y(0) = 2 \)\), we can substitute this into the equation to find the value of (C):
\(\( 2 = \frac{1}{0 + C} \)\)
Solving for \(\( C \)\), we get \(\( C = \frac{1}{2} \)\).
Therefore, the solution to the differential equation is:
\(\( y = \frac{1}{t + \frac{1}{2}} \)\)
Taking the limit as (t) approaches infinity:
\(\( \lim_{{t \to \infty}} \frac{1}{t + \frac{1}{2}} = 0 \)\)
Hence, the limit of \(\( y(t) \)\) as \(\( t \)\) approaches infinity is 0.
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What is the equation of the line that in parallel to y=-5x-3 and that pastes through (2,-12) ?
The equation of the line parallel to y = -5x - 3 and passing through the point (2, -12) can be found by using the point-slope form of a linear equation. The equation of the line is y = -5x - 2.
To find the equation of a line parallel to a given line, we know that the slopes of the two lines must be equal. In this case, the given line has a slope of -5.
Using the point-slope form of a linear equation, which is y - y1 = m(x - x1), where (x1, y1) is a point on the line and m is the slope, we can substitute the given point (2, -12) and the slope -5 into the equation.
The equation becomes y - (-12) = -5(x - 2), which simplifies to y + 12 = -5x + 10.
To isolate y, we subtract 12 from both sides, giving y = -5x - 2.
Therefore, the equation of the line parallel to y = -5x - 3 and passing through the point (2, -12) is y = -5x - 2.
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Which two known facts can be use to find 3×6
Answer:18
Step-by-step explanation:
3x6
6+6+6
12+6
18
3x6=18
population of 6 fish triples each month. How many fish will there be in a year?
Can I have some help?
If A is ( - 1, 5)
and the transformation rule is; (x+3, y - 6)
To find A'
add 3 to the x-cordinate and subtract 6 from the y-coordinate of A
That is;
A' = ( -1+ 3 , 5 -6) = (2, -1)
Therefore;
A' = (2, -1)
Pleaseeee help meee with this!!!!!!!!!!!!
Answer:
x=19
Step-by-step explanation:
The 2 angles are same side interior angles, so together they add to 180 degrees. So you can make this equation:
6x + 4 + 4x - 14 = 180
10x - 10 = 180 (Combine like terms)
10x = 190 (add 10 to each side)
x = 19 (divide both sides by 10)
Solve for Y: when X = 6 y= 2x +1
Answer:
y=13
Step-by-step explanation:
2(6)+1
=12+1
=13
Answer:
y=13
Step-by-step explanation:
by replacing x in the equation with 6 the equation becomes y=2(6)+1 this is just a simple equation that you use to get the answer. 2×6 is 12 and 12+1=13 so y=13.
James jarred 12 liters of salsa after 2 days. At this rate, how many jars of salsa could he make after 7 days?
Group of answer choices
84
42
14
24
Answer:
42 liters of salsa is the answer