Question

Help me pleaseeeeeee

Answer 1

Answer: 12x+18

Explanation:

We know that the perimeter of a rectangle is 2(w+h). This time around, we have w = 5x+5 and h = x+4. Plugging those into the equation 2(5x+5+x+4),

you get 2(6x+9). Continue simplifying, you get 12x + 18