if $5x + 3 = 23$, what is the value of $x$?

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Question

if $5x + 3 = 23$, what is the value of $x$?

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4
3
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Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "Linear Equations", "Algebraic Isolation" ], "new_concepts": [], "current_concepts": [ "Linear Equations", "Algebraic Isolation" ] } ## Subtract constant from both sides $$ \begin{aligned} 5x + 3 - 3 &= 23 - 3 \ 5x &= 20 \end{aligned} $$ ## Divide by coefficient of x $$ \begin{aligned} \frac{5x}{5} &= \frac{20}{5} \ x &= 4 \end{aligned} $$

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{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Algebra", "Linear Equations" ] }

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QUESTION IMAGE

Question

Explanation:

Subtract constant from both sides

Divide by coefficient of x

Answer: