SOLUTION: Joel has 25 coins in nickels and dimes. The coins are worth $2.05. The system of eqautions
n+d=25
0.05n+0.10d=2.05
represents this situation. If n represents the number of nicke
Algebra.Com
Question 431648: Joel has 25 coins in nickels and dimes. The coins are worth $2.05. The system of eqautions
n+d=25
0.05n+0.10d=2.05
represents this situation. If n represents the number of nickels Joel has, what is the value of n?
Answer by jorel1380(3719) (Show Source): You can put this solution on YOUR website!
n+d=25
5n+10d=205
5n+5d=125
5d=80
d=16
n=9
Joel has 9 nickels and 16 dimes..
RELATED QUESTIONS
I am struggling with how to explain how to solve this problem:
A collection of coins... (answered by vleith)
the question is:
Your piggy bank has a total of 47 coins in it; some are dimes and... (answered by ankor@dixie-net.com,scott8148)
A jar of coins has quarters, nickels, and dimes. The total number of coins is 100. The... (answered by stanbon)
1. Suppose an investment doubles in value every 5 years. This year the investment is... (answered by mananth)
I am trying to solve the following problem using a system of equations.
1. A... (answered by Edwin McCravy)
Mike's bank contains only nickels, dimes, and quarters. There are 62 coins in all, valued (answered by venugopalramana)
A person has 20 coins, all nickels and dimes, worth one dollar and 40 cents. How many... (answered by Edwin McCravy,ikleyn)
My question is:
Jo has 37 coins (all nickels, dimes, and quarters) worth $5.50. She... (answered by scott8148)
A large jar contains Tshs coins.In this jar, there are 350 pennies(Tshs 0.01),300... (answered by CubeyThePenguin)