1) 5*(x-7)=3*(x-4)-27
5х-35=3х-12-27
5х-3х=-39+35
2х=-4
х=-2
2) 3x+2*(2x-3)=8-7*(x-2)
3х+4х-6=8-7х+14
7х+7х=22+6
14х=28
х=2
5х-3х=-12-27+35
3х+7х+4х=8+6+14
1) 5*(x-7)=3*(x-4)-27
5х-35=3х-12-27
5х-3х=-39+35
2х=-4
х=-2
2) 3x+2*(2x-3)=8-7*(x-2)
3х+4х-6=8-7х+14
7х+7х=22+6
14х=28
х=2
5х-35=3х-12-27
5х-3х=-12-27+35
2х=-4
х=-2
3х+4х-6=8-7х+14
3х+7х+4х=8+6+14
14х=28
х=2