Respuesta :

thomasin
perimeter is 2l+2w (l is the length and w is the width)

in this case, l=3x-5 and w=2x

2(3x-5)+2(2x)

6x-10+4x

10x-10

the perimeter is 10x-10
2(3x-5 + 2x)= ?
6x-10 + 4x= ?
10x -10 = ?
10x = 10
x=1
2x side = 2
3x-5 side = -2