Question

Paolo is putting a fence around his pool. The length of the pool is 20 feet, the width is (20 minus x) feet, and the area of the pool is 300 square feet. Recall that area is length multiplied by width. The equation below models the area of the pool.

20 (20 minus x) = 300

What is the value of x? Round to the units place.
5
8
15
35

Answer 1

okay so lets start with what we know. What is the value of x for this equation 20 (x)=300

Answer 2

so what times 20 equals 300

Answer 3

it would be 15 because 20*15 equals 300

Answer 4

so we need 20 minus what in order to get 15

Answer 5

we would need 20 minus 5

Answer 6

So the answer would be five @choppa