Question 82817 • AZ-Algebra 1A (MA101)
Renata spends the full $20 on 16 songs, so each song costs $20 ÷ 16 = $1.25. After buying x songs, the remaining balance is y = 20 − 1.25x. Multiplying by 4 and rearranging gives 5x + 4y = 80, which is choice B.
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