Question

write the expression for the perimeter of rectangle with a length that is 4 centimeters longer than three times it's width.

Answer 1

Perimeter of Rectangle: 2Width + 2Length
Width: ₩
Length: 3₩+4

2₩ + 2(3₩+4)
2₩ + 6₩ + 8
8₩ + 8

Answer 2

Do 3 times the length. Suppose the width is 12 centimeters, 3 times that is 36 centimeters plus 4 centimeters is 40 centimers so then you do 2w+2l