Check the picture below.
PLS HURRY WILL GIVE BRAINLIEST!
Answer:
Y=-3/1x+7
Step-by-step explanation:
-3/1 is the slope, which is negative, and 7 is the y intercept ( the value that is marked at the middle of the y-axis).
The difference between double a number and 4 is 16
Answer:
2x - 4 = 16
Step-by-step explanation:
'the difference' shows that its subtraction so u have to put a - in the equation
'double' means 2 and since you dont know the value of 'a number' you replace it with a variable like x. combine them and you get 2x
so far it should look like 2x -
4 is equal to 4 so just put a 4 in front of the subtraction sign
it'll look like 2x - 4 now
'is 16' basically means is equal to 16 so now ur equation should look like:
2x - 4 = 16
if you wanted to solve that u could add 4 to both sides then divide both sides by 2 and get x = 10
Answer:
x = 10
Step-by-step explanation:
2x - 4 = 16
2x = 20
x = 10
Hope that helps!
The number 2 over 5 is both a(n) __________ and a(n) __________.
The number 2 over 5 is both a fraction and a ratio.
Fraction and ratioThe number 2 over 5 is a fraction because it represents a ratio of two numbers, with the numerator (2) indicating the quantity being considered and the denominator (5) indicating the total number of equal parts into which the whole is divided.
In this case, it represents the division of a whole into five equal parts, with 2 of those parts being considered.
Additionally, the number 2 over 5 can also be considered a ratio. A ratio is a comparison of two quantities or values.
In this case, the ratio is expressed as 2:5, indicating the relationship between the quantity 2 and the quantity 5. It shows that there are two parts out of a total of five parts. Ratios are often used to compare different quantities or express proportions.
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One thousand dollars is deposited into an ordinary annuity after each 6 month period for 2 years. The account pays 4 percent interest compounded semiannually.what is the future value of the account in 2 years ??
Answer:
$4121.61
Step-by-step explanation:
Use the formula for the balance of an ordinary annuity.
A = P((1 +r/n)^(nt) -1)/(r/n)
A = $1000((1 +.04/2)^(2·2) -1)/(.04/2) ≈ $4121.61
The future value of the account is $4121.61.
in a direct variation, y=10when x=5 Write a direct variation equation that shows the relationship between x and y
Answer:
y=2x
Step-by-step explanation:
(10)=2(5)
please help. Which statements are true about the figure?
Answer:
A and C I think
Step-by-step explanation:
rate, how many hours will it take the ship to travel 100 miles?
hours
Answer:
I would say about 5 or 6 hours.
Step-by-step explanation:
use completing the square to solve for x in the equation (x+7)(x-9)=25
A. x=-4 or 6
B. x=-2 or 14
C. x=1+/- the square root of 89
D. x=1+/- the square root of 87
Answer:
C
Step-by-step explanation:
(x+7)(x-9)=25
x^2-2x-63=25
x^2-2x-88=0
(x^2-2x+1)-1-88=0
(x-1)^2=89
x=1 +/- the square root of 89
Hope this helps!
Answer:
x= 1±√89
Step-by-step explanation:
(x+7)(x-9)=25
x²-9x+7x-63=25
x²-2x+1- 64=25
(x-1)²= 25+64
(x-1)²=89
x-1= ± √89
x= 1±√89
The number of students who are enrolled in
math classes at a local college can be
represented by E= -12w+568, where
E represents the math class enrollment at the
college w weeks after the start of the fall
semester.
During which week will the total enrollment be
520 students?
Answer: 5th week
Step-by-step explanation:
E= -12w+568
520= -12w+568
520+12w=568
12w=48
w=4
4+1=5th week
___% of $6,000 = $5,400
Pls tell me how to do this
Answer:
45
Step-by-step explanation:
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Answer:
90%
Step-by-step explanation:
1. We assume, that the number 5400 is 100% - because it's the output value of the task.
2. We assume, that x is the value we are looking for.
3. If 100% equals 5400, so we can write it down as 100%=5400.
4. We know, that x% equals 6000 of the output value, so we can write it down as x%=6000.
5. Now we have two simple equations:
1) 100%=5400
2) x%=6000
where left sides of both of them have the same units, and both right sides have the same units, so we can do something like that:
100%/x%=5400/6000
6. Now we just have to solve the simple equation, and we will get the solution we are looking for.
7. Solution for 6000 is what percent of 5400
Use inductive reasoning to predict the next three numbers in the pattern (or sequence).
8, 12, 17, 23, 30, 38
Answer:
Step-by-step explanation:
47,57,68
adding 1 to the next number and so on
plus 4, plus 5, plus 6 and so on
How many significant figures are in the number
43.6? 43.6 has [?] significant figures.
Answer:
43.6 has 3 significant figures.
The shapes below are drawn on a centimetre grid. Show that the triangle and the square have the same area.
Both figures have an area of 4 units squared, so yea, the area is the same.
How to find the areas?The area of a square of side length S is equal to S squared, for the square, we can see that:
S = 2 units.
Then the area is:
A = (2 units)² = 4 square units.
For the triangle, we know that the area is equal to:
A = B*H/2
Where B = base, H = height.
We can see that:
B = 2 units.
H = 4 units.
Then:
A = (2 units)*(4 units)/2= 4 square units.
So yea, both have the same area.
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A right triangle, DEF, is shown below.
What is sin FDE?
Answer:
22.6°
Step-by-step explanation:
Reference angle = <FDE
Side opposite to <FDE = 5
Hypotenuse = 13
The trigonometric ratios to apply is:
\( sin(\theta) = \frac{opp}{hyp} \)
Plug in the values
\( sin(\angle FDE) = \frac{5}{13} \)
\( sin(\angle FDE) = 0.3846 \)
\( \angle FDE = sin^{-1}(0.3846) \)
\( \angle FDE = 22.6 \) (nearest tenth)
A recipe for lemonade called for 1 cup of sugar and 5cups of water.How much sugar is used per cup of water
The table above shows the number of each type of plant in Robert's garden. What is the ratio of the total number of plants in Robert's garden to the number of tomato plants?
Answer: C.
Step-by-step explanation:
Total number of plants in Robert's garden = 8 + 4 + 16 + 22
= 50
Number of tomato plants in Robert's garden = 8
Ratio of total number of plants to the number of tomato plants = 50 : 8
Simplify
50 : 8 = 25:4
Please help
Add the following polynomials, then you place the answer in the proper location on the grid. Write your answer in descending powers of x
Answer:
5x³ - 4x + 1
Step-by-step explanation:
1.) 2x³ + 3x³ = 5x³
2.) 4x - 8x = -4x
3.) -6 + 7 = 1
4.) Line them up: 5x³ - 4x + 1
Hi i need help with this "The cost of a theme park ticket is $25. The cost for 2 ticket is $50 what is the cost of 4 theme park tickets
Answer:
$100
Step-by-step explanation:
If 1=$25, 2=$50, then 4*25=100 and 50*2=100
goods bought for $800 had to be sold off at a loss of 8% the selling price was
Answer:
8% of 800 is 64
800-64=736
Step-by-step explanation:
g count the worst-case number of operations performed by the following pseudocode segment. assume that all possible data sets are equally likely. preconditions: x
G count the maximum number of operations that the next pseudocode segment might possibly complete. Assume that the likelihood of all potential data sets is equal. preconditions: x
x(x + 1)/2 = O(x^2)
The pseudocode segment given has two nested for loops. The outer loop is iterating over the variable x, while the inner loop is iterating over variable i. G count the maximum number of operations that the next pseudocode segment might possibly complete. Assume that the likelihood of all potential data sets is equal. Each loop iteration is increasing the variable z by 1. In total, this will result in x*(x+1) / 2 operations being performed. This is equal to O(x^2), which is the worst-case number of operations.
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What is an equivalent expression for 3 3-5?
?
Answer: 18/5
Step-by-step explanation:5x3=15/5 + 3/5=18/5
A rectangle is h units high. It's length 3 units more than it's height. What is the perimeter?
The perimeter of the rectangle is 4h + 6
What is an algebraic expression?An algebraic expression can be defined as an expression that is composed of terms, variables, coefficients, constants and factors.
These expressions are also made up of arithmetic operations, such as;
SubtractionAdditionMultiplicationDivisionBracketParenthesesThe formula for calculating the perimeter of a rectangle is expressed as;
Perimeter = 2( l + h)
Where;
l is the lengthh is the height of the rectanglel = 3 + h
Substitute the values
Perimeter = 2( 3 + h+ h)
expand the bracket
Perimeter = 2(3 + 2h)
Perimeter = 4h + 6
Hence, the expression is 4h + 6
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Use slopes to determine if the lines y=6 and x=6 are perpendicular
Answer:
Lines are perpendicular
Step-by-step explanation:
slope of y=6 is 0
slope of x=6 inf
Find the smallest number by which each of the following numbers must be divided to obtain a perfect cube (I)6655
Answer:
Step-by-step explanation:
yooyyo
work out the area of the circle
take pi to be 3.142 give your answer to 1 decimal place
radius 8
The area of the circle with the given radius is 201.088 square units.
What is area of a circle?The area of a circle is the space occupied by the circle in a two-dimensional plane. Alternatively, the space occupied within the boundary/circumference of a circle is called the area of the circle. The formula for the area of a circle is A = πr², where r is the radius of the circle.
Given that, the radius of a circle is 8 units.
Here, area of a circle
= 3.142×8²
= 3.142×64
= 201.088 square units
Therefore, the area of the circle is 201.088 square units.
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11. The area of a circle is πr2 where r is the length of the radius. Thus, one could take the measure of the central angle in degrees and ____________ _________. Then, multiply that result by πr2.
The measure of the central angle θ in degrees and then multiply by 1/(2π). Then that result by πr²
What is the area of the sector?We will use the following points to find the area of the sector;
First of all, the angle that is formed in a full rotation is 2π.
The area of a circle is given by the formula; A = πr²
The central angle is given by the angle symbol θ. Thus, we have to multiply the area of the circle by a factor θ/2π
Thus, the area of a sector is given by the formula;
A = (θ/2π) * πr²
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What is the slope of the line that passes the points (6,-10) and (3,-13) write your answer in the simplest form
Answer:
1
Step-by-step explanation:
HELP PLZZZZZZZZZZZ I NEED ITTT OMG
I hope this is help full to you
\(3) \: \: \: 4(2y + z) - 3(3y + z) \\ \\ = 8y + 4z - 9y + 3z \\ \\ = - y + 7z\)
\(4) \: \: \: \: x(4x - 2) - 3x(x + 1) \\ \\ = 4x {}^{2} - 2x - 3 {x}^{2} - 3x \\ \\ = {x}^{2} - 5x\)
\(5) a> \: \: 3(2 + c) \\ \\ = 6 + 3c\)
\(b> \: \: \: 2a(b - 4) \\ \\ = 2ab - 8a\)
\(c> \: \: \: ab(b + c) \\ \\ = ab {}^{2} + abc\)
Hope This Helps You ❤️Complete the statement describing the key features of function h. Function h has an x-intercept of -3, an x-intercept of 0, an x-intercept of 1, no x-intercept and a y-intercept of -3, 0, 1. The function is positive for x>-3, x>0, x>1, all x and increasing, decreasing on all intervals of x. The average rate of change for the function on the interval [0,2] is 4.5, 7.5, 9, 15. Saved the answer
The answer for blanks in statements are, an x-intercept of 1 , -3, x>1 , increasing , 7.5.
Describe Function?Many mathematical and real-world phenomena are described by functions. Modeling real-world occurrences like population increase, interest rates, or physical motion is frequently done using them. There are many distinct features that functions can have, including continuity, differentiability, and periodicity. Functions can also be linear or nonlinear.
The domain and range of functions are crucial components. The set of all potential input values makes up the domain of a function, whereas the set of all possible output values makes up the range. The behaviour of a function, such as whether it is increasing, decreasing, or constant, can also be used to categorize it. A function's graph shows the relationship between its input and output values graphically.
Function h has an x-intercept of 1 and a y-intercept of -3. The function is positive for x>1 and increasing on all intervals of x. The average rate of change for the function on the interval [0, 2] is 7.5
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The mean number of rushing yards for one NFL team was less than 99 yards per game. If a hypothesis test is performed, how should you interpret a decision that rejects the null hypothesis?
Question options :
A. There is sufficient evidence to reject the claim
u < 99.
B. There is sufficient evidence to support the claim
u < 99.
C. There is not sufficient evidence to reject the claim
u < 99.
D. There is not sufficient evidence to support the claim
u< 99.
Answer:
B. There is sufficient evidence to support the claim
u < 99.
Step-by-step explanation:
We construct the n*ll and alternative hypotheses to support our claim
The n*ll hypothesis :H0
The alternative hypothesis : Ha
N*ll hypothesis =H0: u=99
Alternative hypothesis =Ha: u<99
So if n*ll hypothesis (H0) u=99 is rejected, then we accept the alternative hypothesis that u<99
we can therefore have sufficient evidence to support our claim that u<99