Question

5y-1/10 - 1/2 = 1 - 2 - y/5

Answer 1

5y-1/10-1/2=1-2-y/5
50y/10-1/10-5/10=10/10-20/10-2y/10
50y-1-5=10-20-2y
50y+2y=10-20+5+1
52y=-4
y=-4/52
y=-1/13