5. The length of a rectangle is 8 cm more than four times the width. If the perimeter of the rectangle is 86 cm,
what are its dimensions?
a) Write the system of equations:
b) Solve the system to find the dimensions:

Respuesta :

a) 86 x 4= Width (86x4)+8= Length
b) Width = 384, 384+8= 392. Length= 392