Question

Cuanto es = x(2)-4+18=312

Answer 1

2x-4+18=312
2x=312+4-18
$x = \frac{298}{2} = 149$
°°°saludos cordiales°°°

Answer 2

2x - 4 + 18 = 312

2x +14 = 312

2x = 312 - 14

2x = 298

x = 298/2

x = 149