THOUGHT PROVOKING Choose the system of three linear equations in two variables for which any two of the equations has one solution, but the entire system of equations has no solution.
O y= 2x; y= 1/2x; y= -x
O y= 2x; y= 1/2x; y= -x+6
O y= -x; y= 2x; y= -x+6
O y= 2x+1; y= 2x; y= -x+6