3x y 12 8x 2y July 8, 2019 16 32 64 128 3x y 12 what is the value of 8x 2y If 3x y 12 what is the value of 8x 2y If 3x y 12 what is 8x 2y 3x + 2y = 6 12x 3 y⋅(−2) 3 y 2