SOLUTION: harry has $2.30 in nickels and dimes. the number of dimes is 7 less than the number of nickels. find the number of each coin.

Algebra ->  Human-and-algebraic-language -> SOLUTION: harry has $2.30 in nickels and dimes. the number of dimes is 7 less than the number of nickels. find the number of each coin.      Log On


   

Question 247876: harry has $2.30 in nickels and dimes. the number of dimes is 7 less than the number of nickels. find the number of each coin.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
5n+10d=230
d=n-7