Question

х×75%-10=5 пжпжматем ​

Answer 1

x * 0,75 = 15

x = 15/0,75

x = 20

Answer 2

Пошаговое объяснение:

$x \times \frac{75}{100} - 10 = 5 \\ x \times \frac{3}{4} - 10 = 5 \\ \frac{3}{4} x - 10 = 5 \\ 3x - 40 = 20 \\ 3x = 20 + 40 \\ 3x = 60 \\ x = 20$