Bodhi has a collection of 175 dimes and nickels. The collection is worth $13.30. Which equation can be used to find n, the number of nickels in the collection?
a. 0.1n + 0.05(n – 175) = 13.30
b. 0.1n + 0.05(175 – n) = 13.30
c. 0.1(n – 175) + 0.05 = 13.30
d. 0.1(175 – n) + 0.05n = 13.30
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OpenStudy (anonymous):
@chefducky
OpenStudy (anonymous):
yeah idk i wasnt good with problems like this sorry
OpenStudy (anonymous):
@cwrw238
OpenStudy (anonymous):
@Devilwolf3000
OpenStudy (anonymous):
how do u know me
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OpenStudy (anonymous):
i need help
OpenStudy (anonymous):
Someone? PLeasee
OpenStudy (woodrow73):
In terms of the problem, what does 175 - n equal?
OpenStudy (anonymous):
13.30 ? i think
OpenStudy (woodrow73):
allright, so 175 is the total number of coins you're using- n represents how many of them are nickles; if you are only using nickles and dimes, what does 175 - n equal
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OpenStudy (anonymous):
.05 ?
OpenStudy (anonymous):
??
OpenStudy (woodrow73):
if 175 = total number of nickels and dimes used;
(175 total coins) - (n amount of nickles) = ?
why do you say .05 is the answer?
OpenStudy (anonymous):
I dont know how to do it and im running out of time