1) 2х+17=22+3х
-х=5
х=-5
2)18+3х=х+14
2х=-4
х=-2
3)25-4х=12-5х
х=13
4)13х+27=16х+4,5
-3х=-22,5
х=7,5
5)21х+45=17+14х
7х=-28
х=-4
6)13х+70=2х+15
11х=-55
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Answers & Comments
1) 2х+17=22+3х
-х=5
х=-5
2)18+3х=х+14
2х=-4
х=-2
3)25-4х=12-5х
х=13
4)13х+27=16х+4,5
-3х=-22,5
х=7,5
5)21х+45=17+14х
7х=-28
х=-4
6)13х+70=2х+15
11х=-55
х=-5