Question

1) 5(x-3)=4x-10
2) 12-5(x+1)=7+3x-2x

Answer 1

Ответ:

1.)5(х-3)=4х-10

5х-15=4х-10

5х-4х=10+15

х=25

2.)12-5(х+1)=7+3х-2х

12-5х-5=7+3х-2х

5х-3х+2х=7-12+5

4х=0

х=0