Question

The with of a retangle is x centimeter and its length is (x + 2) write down an expression for the perimeter rectangle, giving your answer in its simplest form

Answer 1

$length = x \: cm \\ breadth = (x + 2) \: cm \\ therefore \: \\ the \: perimeter \: of \: the \: rectangle = \\ 2(l + b) \\ = 2(x + x + 2) \\ = 2 \times (2x + 2) \\ = 4x + 4 \: (ans)$

Answer 2

The expression is 4x+4 .