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A+B+C
(3x - 5y) + (-8x +6y) + (-4x - 3y)
-9x - 2y
2A-B-3C
2(3x-5y) - (-8x+6y) - 3(-4x-3y)
(6x-10y) - (-8x+6y) - (-12x-9y)
26x - 7y
maaf kalo salah