Ask Question
3 January, 05:51

You have a total of 21 coins, all nickles and dimes. The total value is $1.70 Which of the following is the system of linear equations that represent this scenario? Let n = the number of nickles and let d = the number of dimes.

+4
Answers (1)
  1. 3 January, 07:32
    0
    You need one equation for the physical nickels and dimes, which total to 21:

    n+d=21

    Secondly, you need one equation for the numerical value of those nickels and dimes. We know nickels are worth $0.05 and dime are worth $0.10:

    .05n+.1d=1.70
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “You have a total of 21 coins, all nickles and dimes. The total value is $1.70 Which of the following is the system of linear equations that ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers