Question

a) 9x – 4 = 8 + 6x b) 7x – 2 = 5x – 2

Answer 1

Resposta:

Explicação passo a passo:

a) 9x – 4 = 8 + 6x

9x -- 6x = 8 + 4

3x = 12

x = 12/3

x = 4

b) 7x – 2 = 5x – 2

7x - 5x = 2 - 2

2x = 0

x = 0/2