SOLUTION: A collection of coins contains 7 more nickels than dimes. If the collection is worth $2.30, how many of each coin are there?

Algebra ->  Customizable Word Problem Solvers  -> Coins -> SOLUTION: A collection of coins contains 7 more nickels than dimes. If the collection is worth $2.30, how many of each coin are there?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 1109603: A collection of coins contains 7 more nickels than dimes. If the collection is worth $2.30, how many of each coin are there?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
system%28n-d=7%2C5n%2B10d=230%29

system%28n%2B2d=46%2Cn-d=7%29
Elimination Method is best for this.