SOLUTION: sam has a total of 28 coins in his piggy bank consisting of dimes and quarters If he has $4.30 in his bank how many quarters does he have?

Algebra.Com
Question 426777: sam has a total of 28 coins in his piggy bank consisting of dimes and quarters If he has $4.30 in his bank how many quarters does he have?
Answer by jorel1380(3719)   (Show Source): You can put this solution on YOUR website!
x+y=28
10x+25y=430
10x+10y=280
15y=150
y=10
x=18
Sam has 18 dimes and 10 quarters..

RELATED QUESTIONS

ANDY HAS 35 DIMES AND QUARTERS IN HIS PIGGY BANK WITH A TOTAL VALUE OF $6.95. HOW MANY OF (answered by josmiceli)
Audrey has 28 dimes and quarters in her piggy bank with a total value of $4.75. How many (answered by Fombitz)
Zachary has nickels, dimes and quarters in his piggy bank. He has 58 coins with a total... (answered by lwsshak3)
A boy has only dimes and quarters in his piggy bank. If he has 60 coins worth 12 dollars... (answered by LinnW)
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)
Jeffery has a piggy bank with $28.00 in dimes and quarters. If there are 205 coins in... (answered by stanbon)
Frank has 6 times as many dimes as he has quarters. He has a total of 21 coins in his... (answered by mananth)
Parker has quarters and dimes in his piggy bank. He has 4 more dimes than quarters, and... (answered by macston,josgarithmetic)