SOLUTION: Bill had 15 coins in his pocket some quarters and the rest dimes. if he had $3.30 in his pocket how many were quarters and how many were dimes?

Question 930173: Bill had 15 coins in his pocket some quarters and the rest dimes. if he had $3.30 in his pocket how many were quarters and how many were dimes?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
x = dimes
y = quarters
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x + y = 15
10x + 25y = 330
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put the system of linear equations into standard form
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x + y = 15
10x + 25y = 330
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copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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solution:
x = dimes = 3
y = quarters = 12
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