Mathematics, 02.02.2020 06:43 Jcausey4477

You find 12 coins under the couch. every coin is either a nickel or a penny, and they add up to a total of 23 cents. how many of each type of coin do you have? let x represent the number of pennies and y represent the number of nickels.

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You find 12 coins under the couch. every coin is either a nickel or a penny, and they add up to a to...

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