Solution: Rearranging terms, we have: 12m2 – 4m2 + 5m – 9m – 7m + 10 = (12 – 4)

Posted on | by Linus

Solution: Rearranging terms, we have:
12m2 – 4m2 + 5m – 9m – 7m + 10
= (12 – 4) m2 + (5 – 9 – 7) m + 10
= 8m2 + (– 4 – 7) m + 10
= 8m2 + (–11) m + 10
= 8m2 –11 m + 10

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