5x 9 15 x July 8, 2019 16 32 64 128 5x 15 x2 9 5x 9 6x x 15 6 5x 2 x 7 )- 9 x 15 X 5x 15 9 6x 2 5x 2y =- 15 x 2y 9 5x 9 x 15 3x 5 x 5 x 5 x 5 x 5 5 x 5 x 5 5 + 9 = 14