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13 May, 21:03

What is the sum of 8n-n^2+12 and 7-n^2-10n

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Answers (1)
  1. 14 May, 00:01
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    Answer:-2n^2-2n+19

    Step-by-step explanation:

    To find the sum of of this expression 8n-n^2+12 and 7-n^2-10n

    We will go by collecting the like terms

    Which gave us;

    -n^2-n^2+8n-10n+12+7

    Then, our answer will now be

    -2n^2-2n+19
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