03/20/22

The length of a rectangular deck is 5 times its width. If the deck’s perimeter is 24 feet, what is the deck’s area?
I want the answer for this annoying zearn
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03/20/22

Your friend has loaned you $2500. Each week, you pay back $75 to this friend.
Your friend has loaned you $2500. Each week, you pay back $75 to this friend.a). Complete the following table, where m = number of months and d = debt owed. m d ... more
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03/20/22

Please help me to solve this.
At a particular gas station gas costs $3.35 per gallon, but if you buy a $4.50 car wash gas only costs $3.05 per gallon. Let C represent cost and g represent the number of gallons.a). Write an... more
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03/19/22

need help on this question
it f(x) =5x-6 what is the value of f(-2)
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03/19/22

Help please, we didn't learn this in class
The profit (in dollars) for a certain commodity, n, where n is in units, is given by the function: P(n)= -25n^2+350n+1275 A) What is the input variable and its units ?B) What is the output variable... more
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03/19/22

Please please help
Solve for z:x = 2.5yx + y + z = 66x - 2y - 2z = -12(A) z = -120(B) z = 16(C) z = 10(D) z = -74(E) None of these
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03/19/22

At t seconds, the height h, in feet, of a baseball pitched into the air is given by the function below. When does the ball hit the ground?

h(t)=-16t2+20t+8
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03/19/22

Adding / subtracting negatives and positives

Find each sum or difference and explain your reasoning: a. +11 - +23b. +7+-3 c. -20 + -7 d. -13 - -18
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03/19/22

Word problem with adding and subtracting negatives
Write an interesting story that includes several opportunities to solve expressions, including: 8 + -20
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03/19/22

Adding/subtracting negatives
Explain why -(a - b) = b-a
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03/19/22

Adding / Subtracting negatives

Suppose one of your students asks, "Why does -(-a) = a?" What could you say to help develop understanding for this student?
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03/19/22

A Norman window is constructed by adjoining a semicircular window to the top of a rectangular window (See Figure 13.).

A Norman window is constructed by adjoining a semicircular window to the top of a rectangular window (See Figure 13.). If the perimeter of the window in 16 ft, find its dimensions so that it admits... more
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03/19/22

Among all rectangles that have a perimeter of 208, find the dimensions of the one whose area is largest. Write your answers as fractions reduced to lowest terms.
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03/19/22

Suppose you want to draw a rectangle where the width is 4 centimeters less than the length and the diagonal is 4 centimeters longer than the length. What are the dimensions of the rectangle?
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03/18/22

math homework 21
A 2.5-pond bag of apples is priced at $5.59. What is the unit rate?
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03/18/22

I need help with an equation i always get these wrong :(
what is the surface area of 3in 2in 2in?
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03/18/22

I keep getting this wrong . Please tell me why
A bag contains 6 red marbles, 6 white marbles, and 10 blue marbles. You draw 3 marbles out at random, without replacement. Give all answers as a decimal rounded to four places.a) What is the... more
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03/18/22

Please help!! I cant find the last two

For each pair of functions, find  and  . Determine the domain of  and the domain of . Show your work4.  and 5.  and 
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03/18/22

What is the volume of the empty portion of Container B, to the nearest tenth of a cubic foot?
Two containers designed to hold water are side by side, both in the shape of a cylinder. Container A has a diameter of 16 feet and a height of 19 feet. Container B has a diameter of 26 feet and a... more
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03/18/22

A quantity decreases by 9% for each of 10 years. What is its percentage decrease over the 10-year period? (Round your answer to two decimal places.)
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03/18/22

Brian earned 40 dollers and spent 3/4 of it. How much did he spend?
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03/18/22

What is the volume of a cube with an edge length of 1/3 cm?
What is the volume of a cube with an edge length of 1/3 cm?
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03/18/22

How many times does the graph of y=X^2-1 cross the x axis?

A.3B.2C.1D.0
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03/18/22

Luis plans to put $25 a week into a savings account from the part-time job he started. If he has $350 in savings now, Luis did not add money to his account at the end of the first week of work

Create a function that can be used to find the amount in dollars a Luis has in his bank account at the end of w week of work, where w≥ 1?
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03/18/22

Find the equation for the quadratic function whose x-intercept are -3 and 4 with the leading coefficient is 1
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