4x 10 2x 20 July 8, 2019 16 32 64 128 4x 10 2x 20 180 2x 10 x 4x 20 4x 20 10 2x 26 2x 10 4x 20 solve for x 8x 10 2x 4x 20 4x 20 2 2x 10
