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Mathematics, 10.03.2021 01:00 smartperraorwhateva

A jar contains only​ pennies, nickels,​ dimes, and quarters. There are 15 pennies, 28​dimes, and 25 quarters. The rest of the coins are nickels. There are 87 coins in all. How many of the coins are not​ nickels? If n represents the number of nickels in the​ jar, what equation could you use to find​ n? Plz, help on this fast!

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A jar contains only​ pennies, nickels,​ dimes, and quarters. There are 15 pennies, 28​dimes, and 25...
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