Question

resolver a questão 10-2×+10=12+4

Answer 1

10-2x+10=12+4
-2x+20 = 16
-2x = 16-20
-2x = -4 (.-1)
2x = 4
x = 4/2
x = 2

Answer 2

10-2×+10=12+4
-2x=12 + 4 -10 - 10
-2x = -4 ( multiplica por -1)
x=4/2
x= 2