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Please help it would mean alot
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Please help it would mean alot

Please help it would mean alot-example-1
User Hartpdx
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1 Answer

3 votes

Answer:


-a^2-4a+7

Explanation:


4a^2-12a^2+9a^2 = 11a^2-12a^2 = -a^2


-3a - 9a + 8a = -12a + 8a = -4a


8 - 1 = 7


-a^2-4a+7

User Oblador
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