Question

9.(x + 4) = 8. (3x – 2)

Answer 1

Resposta:

x= 3,46...

Explicação passo-a-passo:

9.x + 36 = 24.x - 16

24.x - 9.x = 36 + 16

15.x = 52

x = 52÷15

x= 3 7÷15 ou x = 3,46....

Answer 2

Resposta:

Explicação passo-a-passo:

9.(x + 4) = 8. (3x – 2)

↓

x-3x=8-2-9-4

↓

-2X=(-7)

↓

-2X=(-7).(-1)

↓

2X=7

↓

X=$\dfrac{7}{2}$