Question

d)10x-12+10=+18-20 ?

e) 2 (x + 4) = 4x + 11​

Answer 1

Explicação passo-a-passo:

10x-12+10=+18-20

10x-2=-2

10x=-2+2

10x=0

x=0/10

x=0

2 (x + 4) = 4x + 11

2x+8=4x+11

2x-4x=11-8

-2x=3

x=-3/2