Each bag costs $3n. Ahmad buys 2 bags and pays $12 in total. What is the value of n?
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Worked Solution
Step 1: Write the cost of 1 bag as $3n.
Step 2: Write the total cost of 2 bags as 2 × $3n = $6n.
Step 3: Set up the equation: 6n = 12.
Step 4: Solve for n: n = 12 ÷ 6 = 2.
Answer: n = 2.
Correct answer: 2
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