4x 10 6x 2x July 8, 2019 16 32 64 128 6x 10 4x 7 2x 4x 10 6x 10 2x 180 12 4x 6x 10 2x 12 4x 6x 10 2x how many solutions 24x 11 4x 10 6x 9 2x 8 4x 8 2x 6x 10