SOLUTION: A little boy has nickels and dimes in his pocket. The total value of the coins is 70 cents. The number of nickels is one less than three times the number of dimes. How many dimes

Question 934442: A little boy has nickels and dimes in his pocket. The total value of the coins is 70 cents. The number of nickels is one less than three times the number of dimes. How many dimes and how many nickels are in the pocket?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
x = number of nickels
y = number of dimes
---
5x + 10y = 70
x = 3y - 1
---
put the system of linear equations into standard form
---
5x + 10y = 70
x - 3y = -1
---
copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
---
solution:
x = number of nickels = 8
y = number of dimes = 3
---
Free algebra tutoring live chat:
https://sooeet.com/chat.php?gn=algebra
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations with quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Solve systems of linear equations up to 6-equations 6-variables:
https://sooeet.com/math/system-of-linear-equations-solver.php
---
RELATED QUESTIONS
A boy has 34 coins in his pocket consisting of nickels and dimes. If the total value of... (answered by checkley77)

Dylan has 19 coins in his pocket, all nickels and dimes. The total value of the coins is (answered by Fombitz)

A pocket contains nickels and dimes. The value of the coins is 90 cents. The number of... (answered by TimothyLamb)

Brian has 23 coins in his pocket, in dimes and nickels. The total value of the change is... (answered by stanbon)

Joey has 24 coins in his pocket. The coins are all nickels and dimes. The total value of... (answered by ikleyn)

Let "n" be the number of nickels in your pocket and "d" the number of dimes in your... (answered by mananth)

blake has only nickels and dimes he has twice as many nickels as dimes the total value of (answered by Alan3354)

jason has 15 coins in his pocket, consisting of nickels and dimes. the total value of the (answered by JBarnum)

Lawrence has 10 coins in his pocket. One coin is a quarter, and the others are all... (answered by TimothyLamb)