Question

x-13-2x-20-3x=40+2x-80-x-7 alguien lo sabe?

Answer 1

X-13-2x-20-3x=40+2x-80-x-7
-5x+x-33 = -40+x-7
-4x - 33 = -47 + x
-4x - x = -47 + 33
-5x = -14
5x = 14
x = 14/5