2y-1=5y+7
1/2x-2-3x=2
1/3x-1=3x+1/3
2y-1=5y+7
1/2x-2-3x=2
1/3x-1=3x+1/3
1.2y-5y=7+1
-3y=8
y=-8/3
(1)-1-7=5y-2y
-8 =3y
y=-8*1/3
y=-8/3
(2) 1/2x-3x=2+2
5/2x=4
x=8/5
(3)1/3x-3x=1/3+1
-10/3x=4/3
x=4/3*(-3/10)
x=-2/5
1.2y-5y=7+1
-3y=8
y=-8/3