Question

Пожалуйста, решите...

5x/12 - x/8 =3

Answer 1

$\frac{5x}{12} - \frac{x}{8} = 3 \\ \frac{10x}{24} - \frac{3x}{24} = 3 \\ \frac{7x}{24} = \frac{3}{1} \\ 7x \times 1 = 3 \times 24 \\ 7x = 72 \\ x = \frac{72}{7} \\ x = 10 \frac{2}{7}$