Question

решите уравнения 34+(a-12)=56 5m-m-4=32

Answer 1

1. 34+(a-12)=56
34+а-12=56
34+а=56+12
34+а=68
а=68-34
а=34

2. 5m-m-4=32
4m-4=32
4m=32+4
4m=36
m=36:4
m=9