Question

рябят решите 2 уровнения 10c-4=8c+18 25a+22=14a+198

Answer 1

10c-4=8c+18
10c-8c=18+4
2c=22
c=22/2
c=11
25a+22=14a+198
25a-14a=198-22
11a=176
a=176/11
a=16

Answer 2

10с-8с=18+4
2с=22
с=22:2
с=11

25а-14а=198-22
11а=176
а=176:11
а=6

Answer 3

6 нет 16