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OpenStudy (anonymous):
Nora has 6 coins of the same kind. One thirty cent stamp and three of the coins have the same value. What type of coin does she have? (Type in penny, nickel, quarter, dime, half dollar or dollar.) Show all steps or reasoning used.
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OpenStudy (lalaly):
let x = value of coin so 0.30+3x=6x x=$0.1 a dime is worth $0.1 so she has dimes
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