Question

What is the perimeter of a rectangle with a length of 9x - 4 and a width of 5x + 2 ?

Answer 1

28x-4

Explanation:

Given

length (l)= 9x-4

Breadth (b) = 5x+2

Now

Perimeter (P) = 2(l+b)

=2(9x-4+5x+2)

=2(14x-2)

=28x-4