SOLUTION: can you help me to solve this problem please:
SUzy has a piggy bank consisting of nickels and dimes. if there are 30 coins worth $1.90 how many nickels and dimes are in the bank
Algebra.Com
Question 97338: can you help me to solve this problem please:
SUzy has a piggy bank consisting of nickels and dimes. if there are 30 coins worth $1.90 how many nickels and dimes are in the bank?
thanks
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
SUzy has a piggy bank consisting of nickels and dimes. if there are 30 coins worth $1.90 how many nickels and dimes are in the bank?
----------
Let number of nickels be "x" ;Value of these is 5x cents
---------
Number of dimes is "30-x" ; Value of these is 10(30-x)= 300-10x cents
------------
EQUATION:
value + value = 190 cents
5x + 300-10x = 190
-5x = -110
x = 22 (number of nickels)
30-x= 8 (number of dimes)
========
Cheers,
stan H.
RELATED QUESTIONS
A piggy bank has 80 coins, consisting of nickels and dimes, totaling $6.60. How many of... (answered by Alan3354)
Please help me solve this problem:
Luis told his sister Rosi "If you can guess the... (answered by gonzo)
Pleas help me solve this problem. A piggy bank contains nickels, dimes, and quarters. The (answered by macston)
Annie has a piggy bank consisting of quarters dimes and nickels. She has a total 74 coins (answered by josgarithmetic,math_tutor2020)
Annie has a piggy bank consisting of quarters dimes and nickels. She has a total 74 coins (answered by josgarithmetic)
ian has a piggy bank that contains 30 coins in dimes and nickels. their combined value is (answered by fractalier)
A piggy bank contains 20 coins, consisting of nickel and dimes. How many of each type of (answered by ankor@dixie-net.com)
piggy bank consists of nickels and dimes. there are 30 coins worth $1.90, how many... (answered by Edwin McCravy)
a piggy bank contains $5.85 in nickels and quarters. if there are 65 coins in all, how... (answered by stanbon)