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Mathematics - Algebra - Simultaneous Equations

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After the bake sale, the Campus Ministry volunteers counted how much money they raised. In addition to the 18 one - dollar bills, the group had $9.50 in quarters, dimes, and nickels. They had twice as many dimes as nickels and 2 more than three times as many quarters as nickels. How many of each coin did they have?

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The expert examines the simultaneous equations. A complete and neat and step-by-step solution is provided.

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Let the number of quarters be x, dimes be y, and nickels be z. Then, ...

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