evaluate the expression.
10) $x + y$ when $x = 11$ and $y = 6.4$

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Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [], "new_concepts": [ "Algebraic Substitution", "Decimal Addition" ], "current_concepts": [ "Algebraic Substitution", "Decimal Addition" ] } ## Substitute the given values into the expression $$ x + y = 11 + 6.4 $$ ## Perform the addition $$ 11 + 6.4 = 17.4 $$ $17.4$ { "subject": "Mathematics", "question_type": "Free Response", "knowledge_point": [ "Mathematics", "Algebra", "Algebraic Substitution" ] }

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Explanation:

Substitute the given values into the expression

Perform the addition

Answer: