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December 21, 2014

December 21, 2014

Posted by **Brittney** on Monday, January 17, 2011 at 4:16pm.

- algebra -
**helper**, Monday, January 17, 2011 at 4:37pmp = pennies

2p - 9 = nickles

3p - 19 = dimes

p + 2p - 9 + 3p - 19 = 140

6p - 28 = 140

6p = 168

p = 28

p = pennies = 28

2p - 9 = nickles = 47

3p - 19 = 65

- algebra -
**Lisa**, Monday, February 7, 2011 at 3:17pmthere are 100 coins. ten are dimes. the rest are pennies and nickles. there are twice as many pennies as nickles. how many pennies and nickles are in the jar?

- algebra -
**Chanelle**, Tuesday, January 29, 2013 at 11:04amSuppose that Maria has 140 coins consisting of pennies, nickels, and dimes. The number of nickels she has is 12 less than twice the number of pennies; the number of dimes she has is 22 less than three times the number of pennies. How many coins of each kind does she have?

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