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LuckyWell [14K]
3 years ago
6

5. Ken asked a friend to rent him a game and as a joke, the friend rented one that he didn't think

Mathematics
1 answer:
sergeinik [125]3 years ago
5 0

Step-by-step explanation:

Equations:

Quantity:: d = n + 3

Value::: 10n + 5d = 615 cents

-------------------------------------------

Modify::

d - n = 3

d + 2n = 123

--------------------------------------------

Subtract and solve for "n"::

3n = 120

n = 40 (# of nickels)

d = n+3 = 43 (# of dimes)

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