Срешением ! 2(x-7)=3 4(2-3x)=-7x+10 -3x+4=-10+5(-7-x)

1) 2х-14 =3;    2х = 14+3;  2х =17;    х= 8,5
2) 8 -12х = -7х +10;      -12х +7х =10 -8;    -5х =2;      х = - 2/5
3) -3х +4 = -10 -35 -5х;     -3х+5х = -10-35-4;    2х = - 49;    х = - 24,5

2(x-7)=3
2x-14=3
2x=14+3
2x=17
x=17\2=8 1\2

4(2-3x)=-7x+10
8-12x=-7x+10
-12x+7x=10-8
-5x=2
5x=-2
x=- 2\5 = - 0.4

-3x+4=-10+5(-7-x)
-3x+4=-10-35-5x
-3x+5x=-10-35-4
2x=-49
x=  -  49\2 = 24 1\2