Respuesta :

mumsy

Answer:

Step-by-step explanation:

we have W=L+15 and P=90 lets replace W with this equation

P=2L+2W=2L+2(L+15)=2L+2L+30=4L+30

90=4L+30

60=4L

where L=60/4=15

we have W=30, L=15