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Yasmin Tran
Mathematics
27 March, 17:15
Subtract: (2x2 - 6x + 7) - (5x2 + 2x - 8).
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Chapman
27 March, 17:31
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2x^2 - 6x + 7 - (5x^2 + 2x - 8)
Distributive a - 1 to each term in the parentheses.
2x^2 - 6x + 7 - 5x^2 - 2x + 8
Combine like terms.
-3x^2 - 8x + 15 is the expression after being subtracted.
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