Question

x sobre 5 menos 10 igual a 5

Answer 1

$\frac{x}{5} - 10 = 5 \\ \\ \frac{x}{5} = 5 + 10 \\ \\ \frac{x}{5} = 15 \\ \\ x = 15 \times 5 \\ x = 75.$

R= 75.