2 3x 4 5x 6 7x − 8 − 9x July 8, 2019 16 32 64 128 2) 5 6x - 2 4x = 4 8 3) 9x - 7 9/20 * x = 4 3 2) 9 − 7(x + 3) = 5 − 4x
