Question 145578
1/2+7/y = 2+1/y
7/y-1/y=2-1/2
6/y=3/2
3y=12
y=12/3
y=4 answer.
proof:
1/2+7/4=2+1/4
2/4+7/4=8/4+1/4
9/4=9/4