Question

despejar ecuación -3x-4=18x+2

Answer 1

-3x - 4 = 18x +2
-3x - 18x = 2 +4
-21x = 6
x = 6 / (-21)
x = -2/7

Answer 2

Resolver.

- 3x - 4 = 18x + 2
- 4 - 2 = 18x + 3x
- 6 = 21x
- 6/21 = x      Simplificas sacas 3ra
- 2/7 = x


Respuesta.
x = - 2/7