Mathematics, 02.10.2019 14:20, george6871

Alex has 84 quarters and nickels worth a total of $17.80.

which equation can be used to find q, the number of quarters alex has?

a. 0.25q + 0.05(q – 84) = 17.80
b. 0.05q + 0.25(84 – q) = 17.80
c. 0.25(q – 84) + 0.05q = 17.80
d. 0.05(84 – q) + 0.25q = 17.80

Answers: 2

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Alex has 84 quarters and nickels worth a total of $17.80.

which equation can be used to...