Question

5(x – 4) = -3 + 9(x – 1)
(PROVA DE AGR) AJUDAA!

Answer 1

Resposta:

$5(x-4) = -3+9(x-1)\\5x-20 = -3+9x-9\\5x-9x=-12+20\\-4x=8\\x=-\frac{8}{4} \\x=-2$

Explicação passo-a-passo:

Answer 2

✔OLÁ!!!

$5(x - 4) = - 3 + 9(x - 1) \\ 5x - 20 = - 3 + 9x - 9 \\ 5x - 9x = - 12 + 20 \\ - 4x = 8( - 1) \\ 4x = - 8 \\ x = - \frac{8}{4} \\ x = - 2$