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Mathematics, 10.11.2019 00:31 charlie3051
Explain the process!
moira has a collection of nickels (5 cents) and dimes (10 cents). she has 630 coins totaling a value of $48. moira challenges her friend, mark, to determine how many nickels and how many dimes she has.
mark sets up the correct system of equations, {n+d=630 & 0.05n+0.10d=48, where n represents the number of nickels moira has and d represents the number of dimes she has.
he correctly determines that she has _[blank a]_ nickels and _[blank b]_ dimes.
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You know the right answer?
Explain the process!
moira has a collection of nickels (5 cents) and dimes (10 cents)....
moira has a collection of nickels (5 cents) and dimes (10 cents)....
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