Question

1/2-1 3/5y=4 1/2-3y

Answer 1

1/2-1 3/5y= 4 1/2-3y
-1 3/5y+3y= 4 1/2-1/2
1 2/5y= 4
y=4:1 2/5
y=4*5/7
y=20/7
y=2 6/7