Question

Please help me Find the perimeter

Answer 1

C. 20x-5

Explanation:

The perimeter is the sum of all side lengths.

4x-1+9x-1+7x-3

Combine like terms.

4x+9x+7x=20x

-1-1-3=-5

Answer: 20x-5

Answer 2

c

Explanation:

add them all up and there you go!