Решите уравнения 3х-17=8х-105; -3(3х+1)-12=12.

Question

Решите уравнения
3х-17=8х-105;
-3(3х+1)-12=12.

Answer 1

1)3х-17=8х-105
3х-8х=-105+17
-5х=-88
Х=-88:-5
х=17.6
2)-3(3х+1)-12=12
-8х-3-12=12
-8х=12-12-3
-8х=-3
х=-3:-8
х=0.375

Answer 2

❤❤Вот решила!!!!!!!!! ❤

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