-8Х-3 =-6Х+10
-8Х+6Х =3+10
-2Х=13 |/(-2)
Х=6,5
2.5 х(3Х-2 )-4 х (2Х+0.5)=4
7,5Х - (5Х-8х(2))=4
7,5х-5х+8х(2)=4
10,5х=4
х=2,625
-8Х-3 =-6Х+10
-8Х+6Х =3+10
-2Х=13 |/(-2)
Х=6,5
2.5 х(3Х-2 )-4 х (2Х+0.5)=4
7,5Х - (5Х-8х(2))=4
7,5х-5х+8х(2)=4
10,5х=4
х=2,625