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Subtract-3x - 8 from 4x² - 7x - 2.

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( {4x}^(2) - 7x - 2) - (3x - 8) \\ \\ {4x}^(2) - 7x - 2 - 3x + 8 \\ \\ {4x}^(2) - 10x + 4.

User Joshua Kravitz
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