Question

решите уравнение: 2/9 - х/72 = 1/12

Answer 1

2 / 9 - x / 72 = 1 / 12
x / 72 = 2 / 9 - 1 / 12
x = 72 * (2 / 9 - 1 / 12)
x = 2 * 8 - 1 * 6 = 10