Question

resolver esto x-7-9x=3x-3-7x

Answer 1

x - 7 - 9x = 3x - 3 - 7x

- 8x - 7 = - 4x - 3

- 8x + 4x = - 3 + 7

- 4x = 4

x = 4/-4

x = - 1

Solución : 

x = - 1