Answer:
length = 27
Step-by-step explanation:
1) find the equation for length
2) plug equation into the perimeter equation
3) distribute
4) combine like terms
5) solve for width
6) plug w into the perimeter equation
7) solve for length
92=2(w+8)+2w
92=2w+16+2w
76=4w
19=w
92=2l+2(19)
54=2l
27=l
