Homework Help: Math, Algrebra II High school

Posted by Gina on Friday, December 14, 2012 at 5:47am.

You have 29 coins, the total value of which is $1.77. The number of quarter is eight less than the number of pennies and the rest are nickels. How many of each coin do you have?

Math, Algrebra II High school - bobpursley, Friday, December 14, 2012 at 6:37am
Q=P-8
N=29-Q-P

25Q+P+5N=177

can you solve this by substution?

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