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posted by kiki on Sunday, October 3, 2010 at 1:32pm.

subtract -5x-2X+8 FROM -2X+9X

simplified it will be 7x - (-3x) + 8 so 7x - (-3x) = 10+8 = 18 Answer is 18

-2X+9X - (-5x-2X+8) Can I will assume that your X and x are the same? Then ... = -2x - 9x + 5x + 2x - 8 = -4x - 8

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