SOLUTION: Dheo paid his grocery bill of 285 pesos with 20-peso bills and 5-peso coins. If he paid 24 bills and coins all in all, how many had he of each kind?

Question 362344: Dheo paid his grocery bill of 285 pesos with 20-peso bills and 5-peso coins. If he paid 24 bills and coins all in all, how many had he of each kind?
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
Dheo paid his grocery bill of 285 pesos with 20-peso bills and 5-peso coins. If he paid 24 bills and coins all in all, how many had he of each kind?
..
20 peso bills = x numbers
5 peso coins 24-x
..
total 285 pesos
..
20x+5(24-x)=285
20x+120-5x=285
15x+120=285
15x=285-120
15x=165
/15
x=11 20 peso bills
..
13 5peso coins
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m.ananth@hotmail.ca
...

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