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18-12-2018
Mathematics

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What is the sum of 4a^2 − 7a − 5 and −8a^2 − 2a + 7?

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18-12-2018

[tex]{ - 4a}^{2} - 5a + 2 [/tex]
steps:
1. gather like terms
all terms with a squared are like, all terms with a are like, all constants are like
2. solve

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