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andrezito [222]
3 years ago
11

Xavier spent $84 on art supplies. The canvas for each of his paintings is an additional $1. He plans to sell his paintings for $

8.
A.write an equation that can be used to find the number of paintings (p) he will need to sell to break even.

B.solve the equation from part a. Check the solution.
Mathematics
1 answer:
JulsSmile [24]3 years ago
5 0

Answer:

Part a) The equation is 84+p=8p

Part b)  p=12\ paintings

Step-by-step explanation:

Let

p -----> the number of paintings

we know that

Break even is when sales are equal to cost.

The linear equation that represent this problem is

84+p=8p

Solve for p

Subtract p both sides

84+p-p=8p-p

84=7p

Divide by 7 both sides

84/7=7p/7

12=p

Rewrite

p=12\ paintings

Check the solution

84+p=8p

substitute the value of p

84+12=8(12)

\$96=\$96 ----> is ok

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