Question

A rancher has a rectangular sheep pen that is 3 meters long and 2 meters wide. The rancher plans to increase both the length and the width of the pen by x meters so that the new area of the pen will be 20 square meters?

Answer 1

Explanation:

20=3x+2x.

3x+2x=5x,

so

5x=20.

20/5=4, so

4=x