# Intermediate Algebra

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• Intermediate Algebra -

9 x ^ 2 + 5 x - 4 + ( - 8 x ^ 2 + 9 x - 9 ) =

9 x ^ 2 + 5 x - 4 - 8 x ^ 2 + 9 x - 9 =

9 x ^ 2 - 8 x ^ 2 + 5 x + 9 x - 4 - 9 =

x ^ 2 + 14 x - 13

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