X=2/3x+1
x-2/3x=1
1/3x=1
x=3
x-1/2=3/4x
x-3/4=1/2
1/4x=1/2
x=2
x-2/3=5/6x
x-5/6x=2/3
1/6x=2/3
x=4
1 4/5y=y+4
1 4/5y-y=4
4/5y=4
y=5
2/3y-1/3=5/9y
2/3y-5/9y=1/3
1/9y=1/3
y=3
3/4y-2/3=7/12y
3/4y-7/12y=2/3
9/12y-7/12y=2/3
1/6y=2/3
y=4
X=2/3x+1
x-2/3x=1
1/3x=1
x=3
x-1/2=3/4x
x-3/4=1/2
1/4x=1/2
x=2
x-2/3=5/6x
x-5/6x=2/3
1/6x=2/3
x=4
1 4/5y=y+4
1 4/5y-y=4
4/5y=4
y=5
2/3y-1/3=5/9y
2/3y-5/9y=1/3
1/9y=1/3
y=3
3/4y-2/3=7/12y
3/4y-7/12y=2/3
9/12y-7/12y=2/3
1/6y=2/3
y=4