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joanna has a total of 7 rolls of coins worth $23. she has a rolls of dimes worth $5 each, and rolls of nickels worth $2 each. how many rolls of each kind does she have?
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joanna has a total of 7 rolls of coins worth $23. she has a rolls of dimes worth $5 each, and rolls of nickels worth $2 each. how many rolls of each kind does she have?

User Keepthepeach
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1 Answer

5 votes

Answer:

20

Explanation:

User Tessy
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