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Vlad has 9 coins, all quarters and dimes, worth a total of $1.80. This is shown by the system of linear equations, x + y = 9 and 0.25x + 0.1y = 1.8, on the graph. How many dimes does he have?
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Vlad has 9 coins, all quarters and dimes, worth a total of $1.80. This is shown by the system of linear equations, x + y = 9 and 0.25x + 0.1y = 1.8, on the graph. How many dimes does he have?

Vlad has 9 coins, all quarters and dimes, worth a total of $1.80. This is shown by-example-1
User Nebulous
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8.6k points

2 Answers

7 votes

Answer:

3 dimes

Explanation:

i took the test!

User Nevzatopcu
by
7.9k points
1 vote
3 dimes- the y value on the graph when the lines intercept.
User Epatel
by
8.2k points
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