Question was provided via image upload.

Question

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "tutor", "mastery_adaptive_brevity" ], "needs_drawing": false, "concepts_used": [ "Variable Identification", "Algebraic Translation", "System of Equations Translation" ], "new_concepts": [], "current_concepts": [ "Variable Identification", "Algebraic Translation", "System of Equations Translation" ] } ## Identify variables and values Using the *Variable Identification* knowledge point $$ \begin{aligned} s &= \text{number of story magazine subscriptions}\ p &= \text{number of puzzle magazine subscriptions}\ \text{Cost of story subscription} &= \$12.50\ \text{Cost of puzzle subscription} &= \$14.00\ \text{Total amount raised} &= \$1,225 \end{aligned} $$ ## Translate total revenue Using the *Algebraic Translation* knowledge point $$ 12.50s + 14p = 1,225 $$ ## Translate relationship between subscriptions Using the *System of Equations Translation* knowledge point $$ s = 2p + 20 $$ ## Combine into a system Using the *System of Equations Translation* knowledge point $$ \begin{cases} 12.50s + 14p = 1,225 \ s = 2p + 20 \end{cases} $$

(A) $14s + 12.50p = 1,225$ and $s = 2p + 20$

(B) $12.50s + 14p = 1,225$ and $s = 2p + 20$

(C) $14s + 12.50p = 1,225$ and $p = 2s + 20$

(D) $12.50s + 14p = 1,225$ and $p = 2s + 20$

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Algebra", "System of Equations Translation" ] }

Sovi.AI - AI Math Tutor

QUESTION IMAGE

Question

Explanation:

Identify variables and values

Translate total revenue

Translate relationship between subscriptions

Combine into a system

Answer: