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Mathematics 18 Online
OpenStudy (anonymous):

A piggy bank contains $5.45 in dimes and quarters. If the bank contains 29 coins, how many quarters are in the bank? 12 quarters 17 quarters 21 quarters

Parth (parthkohli):

\(\Large \color{purple}{\rightarrow 10x + 25y = 525 }\) \(\Large \color{purple}{\rightarrow x + y = 29 }\) Solve the system/

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