Mathematics, 20.01.2022 15:50, samjohnson2383

A jar contains only pennies, nickels, dimes, and quarters. There are 29 pennies, 13 dimes, and 12 quarters. The rest of the coins are nickels. There are 78 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?

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A jar contains only pennies, nickels, dimes, and quarters. There are 29 pennies, 13 dimes, and 12 qu...