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)
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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