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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
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
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4x+44+8=-21
4x+52=-21
4x=-21-52
4x=-73
x=-73:4
x=-18,25
7-5(x+3)=2
7-5x-15=2
-8-5x=2
5x=-2-8
5x=-10
x=-10:5
x=-2
4х-(7-x)=-12
4x-7+x=-12
5x-7=-12
5x=-12+7
5x=-5
x=-1
3(x-1)+x=17
3x-3+x=17
4x-3=17
4x=17+3
4x=20
x=20:4
x=5
2(x+7)+3(x-1)=-18
2x+14+3x-3=-18
5x+11=-18
5x=-18-11
5x=-29
x=-29:5
x=-5,8
7(x-2)+3(x+8)-1=0
7x-14+3x+24-1=0
10x+9=0
10x=-9
x=-9:10
x=-0,9
7(2х-1)-5(2х+7)=-2
14x-7-10x-35=-2
4x-42=-2
4x=-2+42
4x=40
x=40:4
x=10