Question

3) Resolva a equação: x + 8 = 5x – 16

a) x = 7

b) x = 6

c) x = 5

d) x = 4​

Answer 1

x-5x=-16-8

-4x=-24(-1)

x=24/4=6

resposta: b

Answer 2

Resposta:

x + 8 = 5x – 16

x - 5x = - 16 - 8

- 4x = - 24

4x = 24

x = 24 ÷ 4

x = 6