7(2х+1)+5(3х+1)=2*35
14х+7+15х+5=70
29х=70-7-5
29х=58
х=58/29
х=2
4(2х-3)-3(х+2)=5
8х-12-3х-6=5
5х=5+12+6
5х=23
х=23/5
х=4,6
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7(2х+1)+5(3х+1)=2*35
14х+7+15х+5=70
29х=70-7-5
29х=58
х=58/29
х=2
4(2х-3)-3(х+2)=5
8х-12-3х-6=5
5х=5+12+6
5х=23
х=23/5
х=4,6