Question

I need help. 1.)Write an expression for the perimeter of a rectangle with a width of 3 and a height of 2g.

2.) What is the perimeter if g=4?

Answer 1

well the perimeter of a rectangle is

P = 2( width + height)

so

P=2(3 + 2g)

distribute to simplify the expression.

when you ahve the simplified form

substitute g = 4 and get the numeric value of the perimeter.

Hope it helps