subtract $-10x + 3$ from $-7x^2 + 5x + 10$.

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Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Polynomial Subtraction", "Combining Like Terms" ], "new_concepts": [], "current_concepts": [ "Polynomial Subtraction", "Combining Like Terms" ] } ## Set up the subtraction expression $$ (-7x^2 + 5x + 10) - (-10x + 3) $$ ## Distribute the negative sign $$ -7x^2 + 5x + 10 + 10x - 3 $$ ## Combine like terms $$ -7x^2 + (5x + 10x) + (10 - 3) = -7x^2 + 15x + 7 $$ $-7x^2 + 15x + 7$ { "subject": "Mathematics", "question_type": "Free Response", "knowledge_point": [ "Mathematics", "Algebra", "Polynomial Subtraction" ] }

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Question

Explanation:

Set up the subtraction expression

Distribute the negative sign

Combine like terms

Answer: