Question: Q12 Simplify: a) 3x + 4y + 10x - 4y + 7x - 3x - 2y b) 6x2 - 5x - 4x3 - 12x+ 1

Q12 Simplify: a) 3x + 4y + 10x - 4y + 7x - 3x - 2y b) 6x2 - 5x - 4x3 - 12x+ 1 c) -2(x - y) - 3(x + y) + 3(3x - 2y) 2x-3 X-1 d) + 5 2d) - 6(1 - 11 (-2+7)\f

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