Posted by **micheal Garcia ** on Thursday, April 5, 2012 at 8:07pm.

Sal keeps quarters,nickels, and dimes in a jar. He has a total of 52 coins. He has three more quarters than dimes and five fewer nickels than dimes. How many dimes does sal have?

- Alegbra (Mrs.Sue) thank you :) -
**micheal Garcia **, Thursday, April 5, 2012 at 8:11pm
Let no. of dimes = x.

Then, no. of quarters = x + 3 and no. of nickels = x - 5.

Total no. of coins = x + (x + 3) + (x - 5).

This value is equal to 52.

So, x + (x + 3) + (x - 5) = 52

or x + x + 3 + x - 5 = 52

or 3x - 2 = 52

or 3x = 52 + 2 = 54

or x = 54/3 = 18

So Sal have 18 dimes

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