помогите решить уравнения
1)3(х-2)=х+2
2)5-2(х-1)=4-х
3)(7х+1)-(9х+3)=5
1)3(х-2)=х+2
2)5-2(х-1)=4-х
3)(7х+1)-(9х+3)=5
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3х-6=х+2
3х-х=6+2
2х=8
х=4
2) 5-2(х-1)=4-х
5-2х+2=4-х
7-2х=4-х
-2х+х=4-7
-х=-3
х=3
3) (7х+1)-(9х+3)=5
7х-2-9х-3=5
-2х-4=5
-2х=5+4
-2х=9
х=-9/2=4,5