posted by bex on .
could someone please crique this algebra x must be the subject
6y = 9 - 3x
3x = 6y + 9
x = 2y + 3
is this correct please
Add 3x to each side.Giving 6y+3x=9.
Subtract 6y from each side.Giving 3x=9-6y.
Divide each side by 3.Giving x=(9-6y)/3.
Divide numerator by 3.