Respuesta :

(2+5x)-2=18
2+5x-2=18
5x=18

x=18/5= 3.6
- (-2 - 5x) + [(-2) +2] = 18 + 2

- (-2 - 5x) = 20

- [(-2) +2] - 5x = 20 + 2

- (-5x) = 22

5x/5 = 22/5

x = 4.4