3 2 4x 10 )-( 2x 1 )= 4 2x 13 July 8, 2019 16 32 64 128 1 + 2 + 3 + 4 = 10 2) 4x - 13 = 3x - 10 11-4x =12-3x 2(2 + x) + (4x - 1) * 3 = 10x - 7
