2x 4 6x 3 8x 2 24x 0 July 8, 2019 16 32 64 128 824. 1) 3x - 4 + 2x = 6 + 2x - 4 3) - 6a + 16 = 4a - 6a - 24 5) 2(x - 6) - x = 3x + 4x 1) 4x = 24 + x 2) 8x - 8 = 20 - 6x 3) 9 - 4x = 3x - 40