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Find where the plane x-4y+3z=2 intersects the plane 9x+3y+z=5

Quote: Originally Posted by brumby_3 Find where the plane x-4y+3z=2 intersects the plane 9x+3y+z=5 1. Solve the system of simultaneous equations for x, y: 2. You should come out with the result: 3. Replace z = t and you'll get the equation of the line as: