Question

A model of a house is shown. What is the perimeter of the model?

PLEASE HELP ILL GIVE LOTS OF POINTS ​

Answer 1

your calculations were correct btw, all you have to do is sum them up.

`2(5x+7)+2(8x-4)+(10x+9)\implies (10x+14)+(16x-8)+(10x+9) \\\\\\ ~\hfill 36x+15~\hfill`