Question

solve the equation
a. 2-y/y+7=3/5
b. 0.25(4y-3)=0.5y-9

Answer 1

a) 2-y/y+7=3/5
=3(y+7)=5(2-y)
=3y+21=10-5y
=8y= -11
=y= -11/8