4(x-5)-(7x+9)=1;
2x-3(4-x)=5-(x-1);
8(3-2x)-(x-2)=9;
5x-6(2x+7)=13-(x+1);
2x-3(4-x)=5-(x-1);
8(3-2x)-(x-2)=9;
5x-6(2x+7)=13-(x+1);
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Answers & Comments
4x- 20 -7x-9=1
-3x=30
x= -10
ответ: х= -10
2х-3(4-x)=5-(x-1)
2х-12+3х=5-х+1
2х=18
х=9
ответ:х=9
8(3-2x)-(x-2)=9
24-16х-х+2=9
-17х=-17
х=1
ответ:х=1
5x-6(2x+7)=13-(x+1)
5х-12х-42=13-х-1
-6х=54
х= -9
ответ:х= -9