Respuesta :

134=2w+2l
w=l-5

Substitute w
134= 2(l-5)+2l
134= 2l-10+2l
134= 4l-10
144= 4l
36= l

Find width by plugging in l value
w=(36)-5
w=31

Finala nswer: Length-36 ft, Width-31 ft