melanye1101 melanye1101

15-11-2022
Mathematics

Answered

9. Charlie has 6 more quarters than dimes in a jar and a total of $9.20. Which system of
equations can be used to determine the number of each type of coin Charlie has if
q= the number of quarters and d = the number of dimes?

A. [q=d+6
10d + 25q = 920
B. [d=q+6
10d + 25q = 920
C. [d+q=6
10d + 25q = 920
D. q=d+920
10d + 25q = 6

Answer :

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