X y z 1 2 1 3 1 4 July 8, 2019 16 32 64 128 X + y + z 1 2 1 3 1 4 what is the value of x yz y If lines x 1 2 y 1 3 z 1 4 and Two lines x 1 2 y 1 3 z 1 4 The lines x 1 2 y 1 3 z 1 4 X 1 2 y 1 3 z 1 4 và 2x y 5 5