Question

2(x-1)+3(x+1)=4(x12) cálculo?

Answer 1

Resposta:

$2(x - 1) + 3(x + 1) = 4( 12x) \\ 2x - 2 + 3x + 3 - 48x = 0 \\ - 43x + 1 = 0 \\ - 43x = - 1.( - 1) \\ 43x = + 1 \\ x = \frac{1}{43}$