Question

решите уравнения 200-72/9*20+х равно 104

Answer 1

200 - 72 : 9 * 20 + х = 104
200 - 8 * 20 + х = 104
200 - 160 + х = 104
40 + х = 104
х = 104 - 40
х = 64
________
200 - 72 : 9 * 20 + 64 = 104