If the system of simultaneous linear equations `x+y+z=a`, `x-y+bz=2`, `2x+3y-z=1` has infinitely many solutions,then `b - 5a=`

If the system of linear equations {:(2x+y-z=3),(x-y-z=alpha),(3x+33y-betaz=3):} has infinitely many solution, then alpha+beta-alphabeta is equal to ______.

If the system of equations kx + y + 2z = 1 3x-y-2z = 2 -2x-2y-4z = 3 has infinitely many solutions, then k is equal to ________.

If the system of equations x+ y+z = 5 x+ 2y + 3z =9 x +3y + az = beta has infinitely many solutions, then beta-alpha equals

If the system of equation x - 2y + 5z = 3 2x - y + z = 1 and 11x - 7y + pz = q has infinitely many solution, then

If the system fo equations x+y+z = 5 x + 2y + 3z = 9 x + 3y + alphaz = beta has infinitely many solution, then beta - alpha equals

If the system of equations 2x-3y+5z=12, 3x+y+lambdaz= mux7+y+8z=17 has infinitely many real solutions, then lambda+mu =

If the system of equations x+y+z=2 2x+4y-z=6 3x+2y+lambdaz=mu has infinitely many solutions, then :