Question

Qual a resposta da equação 20-80+2x=10?

Answer 1

20 - 80 + 2x = 10
2x = 10 - 20 +80
2x= -10 + 80
2x= 70
x= 70/2
x= 35

Answer 2

20-80+2x=10
2x=10-20+80
2x=70
x=35