192-3y=54-48 Уравнения 9x-54=162

Question

192-3y=54-48 Уравнения 9x-54=162

Answer 1

192 - 3у = 54 - 48
-3у = 6 - 192
у = -186 : (-3)
у = 62

9х - 54 = 162
9х = 162 + 54
х = 216 : 9
х = 24