remember that you can do anything to an equation as long as you do it to both sides
try to get the variable by itself on one side
Cy+3=6d-2y
minus 3 from both sides
Cy=6d-2y-3
add 2y to both sides
Cy+2y=6d-3
factor out the y
y(C+2)=6d-3
divide both sides by (C+2)
[tex]y=\frac{6d-3}{C+2}[/tex]
