5x 10 7 2x 6 July 8, 2019 16 32 64 128 60 5x 10 2x 7 2x 7 6x 5 10 5x 2 5x 3x 7 4 2x 6x 3 10 5 x 7 = 35 10 − 5(2x − 1) = 7