Ответ:
а) 13х-26=-130
13х=-130+26
13х=-104
х=-8
б) 5х-3=3х-11
5х-3х=3-11
2х=-8
х=-4
в) 24(х+2)=6(х-4)
24х+48=6х-24
24х-6х=-24-48
18х=-72
г) 2/3х+1=1/2х+1/6
2/3х-1/2х=1/6-1
1/6х=-5/6
х=-5
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Ответ:
а) 13х-26=-130
13х=-130+26
13х=-104
х=-8
б) 5х-3=3х-11
5х-3х=3-11
2х=-8
х=-4
в) 24(х+2)=6(х-4)
24х+48=6х-24
24х-6х=-24-48
18х=-72
х=-4
г) 2/3х+1=1/2х+1/6
2/3х-1/2х=1/6-1
1/6х=-5/6
х=-5