Question 386957
Length: x+5
Width:  x

Perimeter:  2(length)+2(width)

2(x+5)+2(x)=22 Distribute the 2 through the quantity
[2(x)+2(5)]+2x=22
2x+10+2x=22 Simplify
4x+10=22 Subtract over the 10
4x+10(-10)=22(-10)
4x=12 Divide by 4
x=3

Length: 3+5=8
Width: 3