Hey!
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Solution:
5x² + (-7x) + 5 + 4x² + 9x + (-10)
(5x² + 4x²) + (-7x + 9x) + (5 + (-10))
9x² + 2x + (-5)
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Answer:
9x² + 2x + (-5)
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Hope This Helped! Good Luck!
