7x 3 5x 10 July 8, 2019 16 32 64 128 Solve 7x 3 5x 10 7x 6 12x =- 3 5x 10 Simplify 10 7x 3 5x 5x 3 7x 2 10x 14 5 x 7 = 35 7 x 10