2x 8 4x 16 July 8, 2019 16 32 64 128 Y 2x 8 16 4x 2y 2x 3y 8 4x 6y 16 2 3x 8 )= 2x 16 4x 6x 30 2x 8 4x 16 20 6x 8 2x 16 4x 5 10 4x 2x 8 4x 16 2x 2y 8 4x 4y 16 2x 2y 8 4x 4y 16 how many solutions 8 2x 1 2 16 4x