Question

x-30985:15=12000:9731​

Answer 1

Ответ:

x - 30 985 - 15 = 12 000 - 9 731

х - 30 985 - 15 = 2 269

х = 2 269 + 15 + 30 985

х = 33 269

_______________________

33 269 - 30 985 - 15 = 12 000 - 9 731

2 269 = 2 269