Math Problem Statement
Mei Feng spent 20% of her money on a shirt. She used the rest of the money to buy a bag and a necklace. The bag cost $24 more than the shirt. The necklace cost $72. Find the cost of the bag.
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Percentages
Formulas
Cost of shirt = 0.2x
Remaining money = 0.8x
Cost of bag = 0.2x + 24
Total equation: (0.2x + 24) + 72 = 0.8x
Theorems
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Suitable Grade Level
Grades 6-8