1) 3x = 9 a) x = 3 b) x = 9 c) x = 6 2) 2x -1 = x + 5 a) x = 6 b) x = 4 c) x = 2 3) 3x -2 = x a) x = 5 b) x = 2 c) x = 1 4) 4x + 2x = 12 a) x = 6 b) x = 9 c) x = 2 5) x + 3 = 12 - 2x a) x = 3 b) x = 4 c) x = 6 6) x + 2x -10 = x a) x = 20 b) x = 5 c) x = 8 7) 6x + 3 = 18 -3 a) x = 2 b) x = 3 c) x = 4 8) 12x - 6 = 9 -3x a) x = 3 b) x = 1/3 c) x = 1 9) 20x = 4 a) x = 1/5 b) 5 c) 0 10) 30x + 6 = 9 -3x a) x = 11 b) x = 15/27 c) x = 1/11

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