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OpenStudy (anonymous):
Suppose you have just enough money, in coins, tot pay for a loaf of bread priced at $1.95. You have 12 coins, all quarters and dimes. Let q= the number of quarters and d=the number of dimes. What system models the given information?
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OpenStudy (alexwee123):
0.25x+0.1y=1.95 x+y=12
OpenStudy (pfenn1):
q + d = 12 0.25q + 0.10d = 1.95
OpenStudy (alexwee123):
x=quarters and y=dimes
OpenStudy (anonymous):
thanks guys!
OpenStudy (pfenn1):
you're welcome
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OpenStudy (alexwee123):
de nada senor
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