Question

the perimeter of a rectangle is 54 cm. if the length is 2 cm more than a number, and the with is twice the same number, what is the number

Answer 1

P = 2l + 2w

x = "a number"

54 = 2(l+w)

27 = l + w

27 = (x+2) + (2x-5)

27 = 3x - 3

27 = 3 (x-1)

9 = x-1

10 = x

Explanation: