Question

Решите уравнение ｡^‿^｡∩˙▿˙∩

Answer 1

1. x - 6/21= 1/3
21x - 6 = 7
21x = 13
x = 1321
2. x * 13/27 = 7/27
x = 7/27 : 13/27
x = 7/13
3. x * 15/29 = 12/29
x= 12/29 : 15/29
x= 0.8
4. x : 4/9 = 1/9
x= 1/9 : 4/9
x= 0.25