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?

0.1n + 0.05(n – 175) = 13.30

0.1n + 0.05(175 – n) = 13.30

0.1(n – 175) + 0.05 = 13.30

0.1(175 – n) + 0.05n = 13.30

Question

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?


0.1n + 0.05(n – 175) = 13.30

0.1n + 0.05(175 – n) = 13.30

0.1(n – 175) + 0.05 = 13.30

0.1(175 – n) + 0.05n = 13.30

mertsj · Answer

If there are n nickels, there must be 175-n dimes

mertsj · Answer

The value of n nickels is .05n

mertsj · Answer

The value of 175-n dimes is .10(175-n)

mertsj · Answer

The total value of the dimes and nickels is $13.30

anonymous · Answer

Thank you!