Answer: -7x^2 - 2x - 3
Explanation:
(3x^2 + 5x – 6) – (4x^2 + 7x - 3)
first, solve the exponents
9x^2 + 5x - 6 - 16x^2 - 7x + 3
then combine like terms
-7x^2 - 2x - 3
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