SOLUTION: total of 76 dimes and quarters if the total value of the coins is $13. how many dimes and quarters are there
Algebra.Com
Question 839263: total of 76 dimes and quarters if the total value of the coins is $13. how many dimes and quarters are there
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of dimes
Let = number of quarters
------------------------------
(1)
(2) ( in cents )
-----------------------------------
Multiply both sides of (1) by
and subtract (1) from (2)
(2)
(1)
and, since
(1)
(1)
(1)
----------------
There are 40 dimes and 36 quarters
check:
(2)
(2)
(2)
OK
RELATED QUESTIONS
A coin bank contains dimes and quarters. The total value of the coins is $10.40. If the... (answered by stanbon)
The total value of the quarters and dimes in a coin bank is $5.20. If the quarters were... (answered by lwsshak3)
In a collection of nickels, dimes, and quarters, there are twice as many dimes as nickels (answered by oberobic)
In a collection of nickels, dimes and quarters, there are twice as many dimes as nickels... (answered by ikleyn)
The total value of dimes and quarters in the bank is $6.05. There are six more quarters... (answered by Alan3354)
Homers change jar contains 40 coins consisting of dimes and quarters. If the total value (answered by checkley71)
A bag has 274 coins of nickels, dimes and quarters. There are twice as many nickels as... (answered by ikleyn,josgarithmetic,MathTherapy)
A coin collection contains nickels, dimes, and quarters. There are twice as many dimes as (answered by ikleyn)
50 coins in dimes and quarters have a total value of $11.00. How many dimes and quarters... (answered by josgarithmetic,greenestamps)