Question

he knows that the length is 10 feet more than the width, and the total area is 144 feet. Find the dimensions of in feet of Javon's backyard.

Answer 1

A) length = width +10

B) length * width = 144 OR

B) width = 144 /length putting B) into A)

A) length = 144 / length + 10 then solving for length

A) length^2 = 144 +10 length

A) length^2 -10 length - 144 = 0 then we factor

(length -18) * (length +8) = 0

length = 18 feet

width = 8 feet

Explanation: