Solve for the variable x in terms of y and z, assuming y \neq \frac{1}{2}:
xy + x = \frac{3x + 2y + z + y + 2z}{3}
xy+x=3x+2y+z+y+2z3
xy+x=3x+3y+3z3.
xy+x=x+y+z
xy=y+z
x=y+zy. Can also be written as: x=1+zy.
xy+x=3x+2y+z+y+2z3
xy+x=3x+3y+3z3.
xy+x=x+y+z
xy=y+z
x=y+zy. Can also be written as: x=1+zy.