Question

cuanto es
x / 3 + 5 / 3 = 7 / 3

Answer 1

$\frac{x}{3} + \frac{5}{3} = \frac{7}{3} \\ \frac{x}{3} = \frac{7}{3} - \frac{5}{3} \\ \frac{x}{3} = \frac{2}{3} \\ 3x = 6 \\ x = 2$