Solve the following system of equations.
x+3y=9 (1)
x=3-3y
subtract the second equation from the first.
0+3y=9-3+3y which is nonsense, which means it has no solution.
x+3y=9 (1)
x=3-3y
0+3y=9-3+3y which is nonsense, which means it has no solution.