equivalent expression:

$5k + (-2k) - (-1) =$

Question

equivalent expression:

$5k + (-2k) - (-1) =$

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "blank_filling_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Combining Like Terms", "Algebraic Expressions" ], "new_concepts": [], "current_concepts": [ "Combining Like Terms", "Algebraic Expressions", "Integer Operations" ] } ## Simplify signs $$ 5k - 2k + 1 $$ ## Combine like terms $$ (5 - 2)k + 1 = 3k + 1 $$ equivalent expression: $5k + (-2k) - (-1) =$ $3k + 1$ { "subject": "Mathematics", "question_type": "Fill-in-the-blank", "knowledge_point": [ "Mathematics", "Algebra", "Combining Like Terms" ] }

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Question

Explanation:

Simplify signs

Combine like terms

Answer: