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(5x² + 8x - 13) - (8x² - 4x + 6)
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(5x² + 8x - 13) - (8x² - 4x + 6)

User Sebbo
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= 5 {x}^(2) + 8x - 13 - 8 {x}^(2) + 4x - 6 \\ = 5 {x}^(2) - 8 {x}^(2) + 8x + 4x - 13 - 6 \\ = - 3 {x}^(2) + 12x - 19

ATTACHED IS THE SOLUTION

User Oleksii Nezhyborets
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