Question

resolva: 3(2×+3) -4(×-1)=3​

Answer 1

Resposta:

X= - 5

Explicação passo-a-passo:

$3(2x + 3) - 4(x - 1) = 3 \\ 6x + 9 - 4x + 4 = 3 \\ 2x + 13 = 3 \\ 2x = - 13 + 3 \\ 2x = - 10 \\ x = \frac{ - 10}{2} \\ x = - 5$