Thursday

January 29, 2015

January 29, 2015

Posted by **Maura** on Monday, November 21, 2011 at 4:32pm.

Total money $ 101.25

45 more dimes than nickels

3 times as many quarters as dimes.

How many nickels, dimes & quarters?

- algebra -
**Damon**, Monday, November 21, 2011 at 5:02pmd times

n nickels

q quarters

d = (n + 45)

q = 3 d so q = 3(n+45)

5 n + 10 d + 25 q = 10125

n + 2 d + 5 q = 2025

so

n + 2 (n+45) + 15 (n+45) = 2025

n + 17(n+45) = 2025

18 n + 765 = 2025

18 n - 1260

n = 70 nickels

you can get the rest now

- algebra -
**Maura**, Monday, November 21, 2011 at 5:24pmGot it. Man that felt good to actually solve a problem after all these years.

- algebra -
**Damon**, Monday, November 21, 2011 at 6:46pmHey, at least you are not 74 and trying to help :)

**Answer this Question**

**Related Questions**

8th Grade Algebra - I need help with these problems: 1) A vending machine takes ...

Algebra 2 - Adding 1 to which digit will increase 736,419 by ten thousand? i ...

algebra - Joseph always throws change into a can and takes it out every two ...

algebra - In a change jar, Tom has nickels and dimes. The number of nickels is ...

Algebra - Use a system of equations to solve problem Emily emptied her bank ana ...

algebra - Jim has some nickels, dimes and quarters worth $5.30. There are five ...

algebra - total $3.25 worth of coins nickels, dimes, quarters 2morenickels than ...

Math - aretha has $0.58 in nickels and dimes. she has 2 more nickels than dimes...

algebra - a jar contains $8.75 in nickels, dimes and quarters. There are two ...

math algebra 1 - There are 4 times as many nickels as dimes in a coin bag. The ...