3 2x 10 4 2x − 5 July 8, 2019 16 32 64 128 5 x 10 2x 1 3x 3 4 2x 5 3 2x 5 15 and 4 2x 1 10 (2x + 3) (5x − 4) = x (10x − 2) − 39 10 - 2(3x + 5) = 4(x - 2)