Question

X sobre 2 - 4x + 3 =0

Answer 1

Explicação passo-a-passo:

$\frac{x}{2} - 4x + 3 = 0 \\ \\ \frac{x - (2 \times 4x) + (2 \times 3) = 2 \times 0}{2} \\ \\ x - 8x + 6 = 0 \\ - 7x = - 6 \\ x = \frac{ - 6}{ - 7} \\ \\ x = \frac{6}{7}$