Respuesta :

alvziz

Answer:

10m-5

Step-by-step explanation:

Square = 4 sides (s)

Square perimeter (p) = 40m-20

We need to divide the expression into 4 equal parts since a square has 4 sides.

Perimeter: 40m-20 ÷ 4 sides:

=10m-5

or

=5(8m−1)

good job