In Exercises 67 to 73, solve each exercise by
Chapter , Problem 72(choose chapter or problem)
In Exercises 67 to 73, solve each exercise by solving a system of equations. Commerce A collection of 10 coins has a value of $1.25. The collection consists of only nickels, dimes, and quarters. How many of each coin are in the collection? (Hint: There is more than one solution.)
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