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Mathematics, 27.07.2019 16:00 Nopernope11

Which expression is equvialent to 2x2 + (4x-6x2) + 9 - (6x+3)? a -4x2 - 2x + 12 b -4x2 - 2x + 6 c -10x + 6 d 18x + 12

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Which expression is equvialent to 2x2 + (4x-6x2) + 9 - (6x+3)? a -4x2 - 2x + 12 b -4x2 - 2x + 6 c...
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