1)
a-
13x-26=-130
13x=-130+26
13x=-104
x=-8
в-
24(x+2)=6(x-4)
24x+48=6x-24
24x-6x=-24-48
18x=-72
x=-4
б-
5x-3=3x-11
5x-3x=-11+3
2x=-8
г- хз не умею
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Answers & Comments
1)
a-
13x-26=-130
13x=-130+26
13x=-104
x=-8
в-
24(x+2)=6(x-4)
24x+48=6x-24
24x-6x=-24-48
18x=-72
x=-4
б-
5x-3=3x-11
5x-3x=-11+3
2x=-8
x=-4
г- хз не умею