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Norma-Jean [14]
3 years ago
13

A bag contains 77 coins consisting of quarters and nickels. The total value of the coins is $12.50. Write a system of equations

that can be used to determine the number of quarters, x, and the number of nickels, y, in the bag. a x + y = 77 0.25x + 0.5y = 12.5 b 0.25x +0.5 y = 77 x + y = 12.5 c x + y = 77 0.25x + 0.05y = 12.5 d 0.25x + 0.05y =77 x + y = 12.5
Mathematics
2 answers:
Svetradugi [14.3K]3 years ago
8 0

Answer:

A

Step-by-step explanation:

because the answer needs both amounts of money and the beginning equation x + y = 77 can't have any other numbers.

777dan777 [17]3 years ago
7 0
I got this question too and I have no idea :(
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