7 10x 6x July 8, 2019 16 32 64 128 10x 7 6x 3 10x 7 6x 13 10x 7 6x 5 10x 7 6x 4 10x 7 6x simplified 10x 7 )+( 6x 9 7 10x 11 10 6x 8 43 =- 10x 7 6x 10x 7 21 6x 6x 7 10x 47 6x 7 10x 1