Answer:
$190.75 - cost of the units sold
Step-by-step explanation:
see picture
Which ordered pair is a solution of the equation shown? A.-3/4,- 1/2 B. 0,3/4 C.4/3, 1/2 D. 4, 3/2
pls hurry = 50 point
Answer:
the answer is b, c, d, a, respectively
Determine the equation (picture).
The line perpendicular to the equation and has the same y-intercept with another is y = - 4 / 3 x + 4.
How to find equation of a line?The equation of a line can be describe as follows:
y = mx + b
where
m = slopeb = y-interceptTherefore, lines that a perpendicular follows the rule below:
m₁m₂ = -1
Hence,
y + 6 = 3 / 4 (x - 2)
y + 6 = 3 / 4 x - 6 / 4
y = 3 / 4 x - 6 / 4 - 6
y = 3 / 4 x - 30 / 4
y = 3 / 4 x - 15 / 2
Hence,
3 / 4 m₂ = -1
m₂ = - 4 / 3
Therefore,
slope of the line is - 4 / 3
Let's find the y-intercept of the second line
4x + 5y -20 = 0
5y = -4x + 20
y = -4 / 5 x + 4
y-intercept = 4
Therefore, the line perpendicular to the equation and has the same y-intercept with another is y = - 4 / 3 x + 4.
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Any help please, thanks
The answer should be
B, The price of each cup of lemonade is $0.25, less at Florence's Lemonade Stand.
If I'm right Your Welcome, I'm glad I can help.
I'm just finishing the challenge answer 5 math questions.
So hope I helped. Your Welcome.
Which point corresponds to the real zero of the graph of y=log3(x+2)-1?
The point that corresponds to the real zero of the graph of y=log3(x+2)-1 is (1, 0)
Logarithm functionGiven the logarithmic function expressed as:
y=log3(x+2)-1
The point that corresponds to the real zero of the graph is at the point where y = 0
log3(x+2)-1 = 0
log3(x+2) = 1
log3(x+2) = log3 3
x + 2 = 3
x = 3 - 2
x = 1
Hene the point that corresponds to the real zero of the graph of y=log3(x+2)-1 is (1, 0)
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Answer:
(1,0)
Step-by-step explanation:
edge 2020
Using the graph, determine the equation of the axis of symmetry.
Answer:
x = -5
Step-by-step explanation:
If one draws a perfect verticle line at x = -5, one will have exactly 1/2 the parabola on each side. Then is one where to fold the parabola on that line, then there would be no overhang. Hence x = -5 is the axis of symmetry.
SLOPE DIGITAL ESCAPE ROOM
I need help finding the code
By finding all the four slopes, we can see that the word is ECHA.
How to find the word?We know that the general linear equation can be written as:
y = a*x + b
Where a is the slope and b is the y-intercept.
We know that if the line passes through (x₁, y₁) and (x₂, y₂) then the slope is:
s = (y₂ - y₁)/(x₂ - x₁)
With that formula we can get the slopes.
1) Using the points (0, 3) and (2, 4).
m = (4 - 3)/(2 - 0) = 1/2, so the letter is E.
2)Using (-1, -12) and (1, -8)
m = (-8 + 12)/(1 + 1) = 4/2 = 2, so the letter is C.
3) We have (2, -6) and (-4, -3) so:
m = (-3 + 6)/(-4 - 2) = 3/-6 = -1/2, so the letter is H
4)we can use the points (0, 3) and (1, 1), so:
m = (1 - 3)/(1 - 0) = -2, so the letter is A
Then the word is ECHA
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Urgent help need it plz
Answer:
angle 1 = 51
angle 2 = 34
angle 3 = 95
angle 4 = 38
angle 5 = 47
angle 6 = 74
angle 7 = 59
Step-by-step explanation:
a straight line is 180 degree, so to find angle 1, subtract 129 by 180.
angle 2 is found by adding angle 1 and 95 then subtract that by 180.
angle 3 and 95 are opposite angles, so they are the same
for angle 4, add angle three and 47 then subtract that by 180
angle 5 is 47, they are opposite
angle 7, subtract 121 by 180
angle 6, you add angle 5 and 7, and subtract that by 180
The length of a rectangle is five times its width.
If the perimeter of the rectangle is 60 cm, find ts area.
Answer:
\( \boxed{ \bold{ \huge{ \boxed{ \sf{125 \: {cm}^{2} }}}}}\)
Step-by-step explanation:
Let the width be 'w'
Length of a rectangle = 5w
Perimeter of a rectangle = 60 cm
Area of a rectangle = ?
First, finding the value of width ' w '
\( \boxed{ \sf{perimeter \: of \: a \: rectangle = 2(l + w)}}\)
plug the values
⇒\( \sf{60 = 2(5w + w)}\)
Distribute 2 through the parentheses
⇒\( \sf{60 = 10w + 2w}\)
Collect like terms
⇒\( \sf{60 = 12w}\)
Swap the sides of the equation
⇒\( \sf{12w = 60}\)
Divide both sides of the equation by 12
⇒\( \sf{ \frac{12w}{12} = \frac{60}{12} }\)
Calculate
⇒\( \sf{w = 5}\) cm
Finding the value of length ( l )
\( \sf{length = 5w}\)
Substitute the value of w
⇒\( \sf{length = 5 \times 5}\)
⇒\( \sf{length = 25 \: cm}\)
Finally, Finding the area of rectangle having length of 25 cm and width of 5 cm
\( \boxed{ \sf{area \: of \: a \: rectangle = l \times b}}\)
plug the values
⇒\( \sf{area \: = \: 25 \times 5}\)
Multiply the numbers
⇒\( \sf{area \: = \: 125 \: {cm}^{2} }\)
Hope I helped!
Best regards!!
What is the value of x that makes the given equation true? -90 = -100 + x
A. -10
B. 10
C. -190
D. 190
-90 = -100+x
-90+100=X
+10 =X
OPTION B:- 10
Option B :- 10
Explanation :
\( - 90 = - 100 + x \\ - x = - 100 + 90 \\ - x = - 10 \\ x = 10 \\ \)
I need help on this please, this math.
Answer:
Air And I don't know how it works for you to get the chance to see you later on today is my favorite person song is so is it the same thing happened to me and my family is doing well and you can get it
Step-by-step explanation:
Air And Noise Pollution Caused By Firecrackers Can Increase The Impact Of Pre-Existing Problems And Disorders Of Patients Related To The Heart e a beautiful w a beautiful day ahead and do it for me to do it in the sound levels can lead to marriage anniversary both of us are going to the point is that the
For a left-tailed test based on a sample of 18 observations with the test statistic t = 1.9, what is the associated p-value?
The associated p-value for this left-tailed t-test is 0.0359 or 3.59%.
Now, The p-value for a one-tailed t-test with a sample size of 18 and a test statistic of 1.9,
Hence, we need to look up the t-distribution table.
So, Using a one-tailed test with,
df = n - 1
= 18 - 1 = 17 degrees of freedom
We find that the area to the left of 1.9 under the curve is 0.0359.
This means that there is a 3.59% probability of observing a t-statistic less than or equal to 1.9 if the null hypothesis is true.
Therefore, the associated p-value for this left-tailed t-test is 0.0359 or 3.59%.
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The distance round a rectangular cafe 35m,the ratio of the length of the cafe to it's width is 3:2 calculate the dimension of the cafe
Hey there! I'm happy to help!
Let's create a basic rectangle with this length to width ratio.
Two sides are 3 and two of them have a length of 2. This would give us a perimeter (distance around) of 10.
We want to find a rectangle with a perimeter of 35 meters with this same ratio. What we can do is multiply all of the dimensions of our first rectangle by 3.5 (to get our perimeter of 10 to 35, we multiply by 3.5).
3×3.5=10.5
2×3.5=7
If we simplify 10.5:7, we have 3:2, and the perimeter of a rectangle with a length of 10.5 and a width of 7 would equal 35 meters.
Have a wonderful day! :D
Which product is positive?
I NEED THE ANSWER ASAP
Answer:
D
Step-by-step explanation:
the others have a odd number of negatives.
can i have brainliest?
Could you some help understanding the steps to solve this equation
$148.72
1) Gathering the data
Original Price: $260
Discount rate: 45%
Sales Tax rate: 4%
2) Since that man received a 45% off discount then, let's find the Discounted Price, using an equation for that:
\(\begin{gathered} 260\times(1-0.45)= \\ 260\times(0.55)= \\ 143 \end{gathered}\)So after that 45% off the price has dropped to $143
2.2) But the State where he lives charges 4% so we can write another equation, similar to previous item 2, this time the factor is (1 +0.04), like this:
\(143\times(1+0.04)=148.72\)Hence, the total bill for that washer is $148.72
solve the equation -37 = x - 17
Answer:
x=-20
Step-by-step explanation:
add 17 to both sides
-37 + 17 =-20
Answer:
x=-20
Step-by-step explanation:
-37=x-17
move the terms.
-x=-17+37
Calculate.
-x=20
Change the signs.
There ya go your answer is -20.
Hope that helped.
11 There are 20 marbles in a bag. 0/1 . 4 marbles are green. • 7 marbles are red. 5 marbles are white. • 4 marbles are purple. Based on this information, what is the probability a marble choosen will be green or purple? Show Your Work y Green y Purple u 8 8 20 5 4 니 + 20 marbles You have responded to 11 of 11 questions 1 response does not have any content.
Answer:
1 There are 20 marbles in a bag. 0/1 . 4 marbles are green. • 7 marbles are red. 5 marbles are white. • 4 marbles are purple. Based on this information, what is the probability a marble choosen will be green or purple? Show Your Work y Green y Purple u 8 8 20 5 4 니 + 20 marbles You have responded to 11 of 11 questions 1 response does not have any content.
Step-by-step explanation:
6log_(5)x^(3) in a form that does not use exponents
Step-by-step explanation:
did you meant 6log_10? *text because it need to be 20 characters*
Answer:
18log_5x
Step-by-step explanation:
log(a^b) = b·log(a)
6log_(5)x^(3) =
6(3log_5x)
18log_5x
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Need help with figuring out if this is a system of equations
Given:
The system is:
\(\begin{cases}{2x+3y+10z=9} \\ {-x+2y+5z=1} \\ {3x+z=5}\end{cases}\)The solution is (2,3,-1)
Find-:
The (2,3,-1) is the solution of function or not
Explanation-:
The solution is (2,3,-1) which means:
\(\begin{gathered} x=2 \\ \\ y=3 \\ \\ z=-1 \end{gathered}\)Check the value for the given expression:
\(\begin{gathered} 2x+3y+10z=9 \\ \\ 2(2)+3(3)+10(-1)=9 \\ \\ 4+9-10=9 \\ \\ 3\ne9 \end{gathered}\)So, it is not a solution of system.
What are parallelograms?
Answer:
a four-sided plane rectilinear figure with opposite sides parallel.
Step-by-step explanation:
Answer:
Parallelograms are a type of quadrilateral, which is a polygon with four sides. A parallelogram is a specific type of quadrilateral that has two pairs of parallel sides. This means that the opposite sides of a parallelogram are parallel and equal in length.
In addition to having parallel sides, parallelograms also have some other notable properties:
Opposite angles are congruent: The opposite angles of a parallelogram are equal in measure. This means that if you label the angles A, B, C, and D, then angle A is congruent to angle C, and angle B is congruent to angle D.
Step-by-step explanation:
(ANSWERED FOR EASY POINTS:)Which products result in a difference of squares? Select three options.
(x minus y)(y minus x)
(6 minus y)(6 minus y)
(3 + x z)(negative 3 + x z)
(y squared minus x y)(y squared + x y)
(64 y squared + x squared)(negative x squared + 64 y squared)
Answer:
The three options that result in a difference of squares are:
(x minus y)(x plus y)
(6 minus y)(6 plus y)
(64 y squared + x squared)(64 y squared - x squared)
To eliminate the y-terms and solve for x in the fewest steps, by which constants should the equations be multiplied by before adding the equations together?
First Equation: 5x − 4y = 28
Second equation: 3x - 9y = 30
The first equation should be multiplied by 3 and the second equation by 5.
The first equation should be multiplied by 3 and the second equation by −5.
The first equation should be multiplied by 9 and the second equation by 4.
The first equation should be multiplied by 9 and the second equation by −4
Answer:
The first equation should be multiplied by 9 and the second equation by −4
Step-by-step explanation:
Given the simultaneous equation
First Equation: 5x − 4y = 28
Second equation: 3x - 9y = 30
In order to eliminate y, we must make the coefficient of x in both expression to be equal.
To do that the first equation should be multiplied by 9 (negative value of the coefficient of y in equation 2)and the second equation by -4( (coefficient of y in equation 1)
To celebrate the first day of school, Tanvi brought in a tray of caramel brownies and walnut brownies. She brought 45 caramel brownies and 15 walnut brownies. What percentage of the brownies were caramel?
Write your answer using a percent sign (%).
Answer:
45%?
Step-by-step explanation:
A recipe for 12 cookies calls for 1 cups of milk, 2 cups of flour, and 1 cups of other
ingredients. How many total cups of milk, flour, and other ingredients are needed to make
24 cookies?
Answer:
2 cups of milk, 4 cups of flour, and 2 cups of other ingredients
Step-by-step explanation:
multiply them by 2
Answer:
If you see this let's talk here lol
Step-by-step explanation:
B=(3,5,6,9) and C=(2,4,6,8) Find (A). A/B (B). B/C C. A/C (D). C/A
Answer:
The question isn't clear. Can you provide more information or context? What is A? Is it a set or a number? Without this information, I can't provide a meaningful answer.
Given that BC is a tangent to the circle at B and CD is a tangent to the circle at D and also that the angle DAB is 115, calculate the size of angle BCD?
Step-by-step explanation:
the answer is in the above image
write a real world problem for the following experssions. m+9
Answer:
A number increased by 9.
Step-by-step explanation:
A number= can be denoted by any letter.
increased= +
by 9= 9
Hope this helps ;) ❤❤❤
Which expression is equivalent to y • 48?
A. (• 40) + 8
B. (y • 4) • 8
C. (y • 40) + (y • 8)
D. (y • 4) + 8
Answer:
c
Step-by-step explanation:
Answer:
This anwer is A
Step-by-step explanation:
Tell me if im wrong thank you!
Im like 90% sure
Find the value of x in the triangle shown below.
5
12
Choose 1 answer:
x = 60
= V119
= 13
= 17
a certain number is written on the blackboard. One student increased that number by 23, and the other decreased it by 1. It turned out that the result of the first one is 7 times greater than the result of the second one. What number was written on the blackboard?
The number written on the board will be negative 27. This can be solved by using the concept of algebra.
What is Algebra?Algebra is the study of mathematical symbols, while logic is the manipulation of those symbols.
Let x be the number.
There is a number written on the board. One student increased the number by 23. Then the first number will be
⇒ x + 23
But another student decreased the same number by 1. Then the second number will be
⇒ x - 1
The first student's result was 7 times greater than the result of the second student.
7 first number = second number
or, 7(x + 23) = x - 1
or, 7x + 161 = x - 1
or, 6x = - 162
or, x = - 27
The number written on the board will be negative 27.
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The demand for bicycles is modeled by the function f(x) = - x ^ 2 + 5x + 14 where x represents the number of stores in a city that sell bicycles. A company wants to know when the demand is positive
the interval (- 2, 7) a reasonable solution to when the demand is positive?
Yes. The interval (- 2, 7) is a reasonable solution because the function is positive in that region
No The interval (- 2, 7) is not a reasonable solution because the lett endpoint is negative and there cannot be a negative number of stores.
The interval (- 2, 7) is not a reasonable solution because the function is negative in that region;
Yes The interval (- 2, 7) a reasonable solution because the endpoints of the interval are roots of the function
Answer:d
Step-by-step explanation:i