Question

A rectangle is 5 inches long and 2x inches wide. The value of the perimeter (in inches) is equal to the value of the area(in square inches). Find x.

Answer 1

Explanation:

2×5 + 2×2x = 5×2x

10 + 4x = 10x

10 = 6x

5 = 3x

x = 5/3