(-9x²+6x+7)-(-7x²+5)

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Alon Barad · Answer 1 · 2024-08-21T02:02:02+0000

Answer: −2 (x2 − 3x − 1)

Explanation:

Distribute: -9x2 + 6x + 7 + 7x2 - 5

Subtract: -9x2 + 6x + 2 + 7x2

Combine: -2x2 + 6x + 2

Common factor: -2 (x2 - 3x - 1)