Solve this system of linear equations.
5x+2y-7z=-13
9y+z=29
z=2
Is this -1, 3, 2?
did you test the answer in the first equation?
It clearly works in the last two equations.
5x+2y-7z=-13
9y+z=29
z=2
Is this -1, 3, 2?
It clearly works in the last two equations.