Question

The following table shows the length and width of two rectangles:


Length Width
Rectangle A x + 8 x − 1
Rectangle B 4x + 5 3x − 2

Which expression is the result of the perimeter of rectangle B minus the perimeter of rectangle A?
(a) 10x-12
(b) 18x+32
(c) 10x-8
(d) 18x+6

Answer 1

@ribhu

Answer 2

its C

Answer 3

but how..?

Answer 4

2(7x+3)-2(2x+7)

Answer 5

perimeter = 2 * (Length + Breadth)

Answer 6

oh..well alright thanks!