Asked by abraham

question 1- john has nickels quarters and dimes totaling $3.30,21 coins in all,with one more nickel than dimes.How many of each type of coin does he have?

Answers

Answered by Steve
put each clue into symbols

work with the values, and also the numbers of coins:

5n+10d+25q = 330
n+d+q = 21
n = d+1

(n,d,q) = (6,5,10)
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