SOLUTION: Robert has 17 coins in nickels and dimes in his pocket.they total $1.10. Write a system of equations that can be used to dertimine the number of nickels and the number of dimes rob

Question 1015140: Robert has 17 coins in nickels and dimes in his pocket.they total $1.10. Write a system of equations that can be used to dertimine the number of nickels and the number of dimes robert has.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Robert has 17 coins in nickels and dimes in his pocket.they total $1.10. Write a system of equations that can be used to dertimine the number of nickels and the number of dimes robert has.
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Same problem, different numbers.
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30 coins, all dimes and nickles, are worth $2.60. How many nickels are there?
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n + d = 30
5n + 10d = 260
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