Question

(x+20) + x+(x-14)=156 Qual a Conta ?

Answer 1

x + 20 + x + x - 14 = 156
x + x + x = 156 - 20 + 14
3x = 150
x = 150/3
x = 50

Answer 2

x+20+x+x-14=156
x+x+x=156-20+14
3x=150
x=150/3
x=50