18 2 x 7 July 8, 2019 16 32 64 128 18 x 2 7x 18 2 7 х 3 18 2 x 5 7 18 2 7 x 2 1 18 2x x 7 18 x 7 2 4 5 X 2 7x 18 0 X 2 7x 18 factor X 2 7x 18 0 quadratic formula X 2 7x 18 0 solve by factoring 18 x 7 1 2 j 18 2 x 11 7 cm 18 2 x 25 7 cm 18 x 2 70
