Question

qual e a resposta da equaçao 20-80+2×=10?

Answer 1

2 x = 10 - 20 + 80
2 x = 90/2
x = 45

Answer 2

$20-80+2x=10 \\ \\ 2x=10-20+80 \\ \\ 2x=70 \\ \\ x= \frac{70}{2}=35$