4(x+11)+8=-21
7-5(x+3)=2
4х-(7-x)=-12
3(x-1)+x=17
2(x+7)+3(x-1)=-18
7(x-2)+3(x+8)-1=0
7(2х-1)-5(2х+7)=-2
Помагите пожалуйста очень надо
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