1) 3(х-2)=х+2
3х-6=х+2
3х-6-х-2=0
2х-8=0
2х=8
х=8÷2
х=4
2) (7х+1)-(9х+3)=5
7х+1-9х-3-5=0
-2х-7=0
-2х=7
х=7÷(-2)
х=-3,5
1) 3(х-2)=х+2
3х-6=х+2
3х-6-х-2=0
2х-8=0
2х=8
х=8÷2
х=4
2) (7х+1)-(9х+3)=5
7х+1-9х-3-5=0
-2х-7=0
-2х=7
х=7÷(-2)
х=-3,5