SOLUTION: how do you solve this word problem?
please help!
Warren has 40 coins (all nickels, dimes, and quarters) worth 4.05. He has 7 more nickels than dimes. How many quarters does w
Algebra.Com
Question 101457This question is from textbook
: how do you solve this word problem?
please help!
Warren has 40 coins (all nickels, dimes, and quarters) worth 4.05. He has 7 more nickels than dimes. How many quarters does warren have?
Thank you so muchh
This question is from textbook
Answer by scott8148(6628) (Show Source): You can put this solution on YOUR website!
x=dimes, x+7=nickels, 40-(2x+7)=quarters
10x+5(x+7)+25(33-2x)=405 ... 10x+5x+35+825-50x=405
455=35x ... 13=x ... 20=x+7 ... 7=40-(2x+7)
RELATED QUESTIONS
pg. 129 problem 13
How do you solve this prblem?
Warren has 40 coins (all nickels,... (answered by stanbon)
Warren has 40 coins (all nickels, dimes, and quarters) worth $4.05. He has 7 more... (answered by ankor@dixie-net.com)
Warren has 40 coins (all nickels, dimes, and quarters) worth $4.05. He has 7
more... (answered by scott8148)
Warren has 40 coins (all nickels, dimes, and quarters) worth $4.05. He has 7 more... (answered by stanbon)
Warren has 40 coins (all nickels, dimes, and quarters) worth $4.05. He has 7 more... (answered by nerdybill)
Warren has 40 coins (all nickels, dimes, and quarters) worth $4.05. He has 7 nore nickels (answered by ikleyn)
Warren has 40 coins (all nickels, dimes and quarters) worth $4.05. He has 7 more nickels (answered by stanbon)
warren has 40 coins (all nickels, dimes, and quarters) worth 4.05. He has 7 more nicles... (answered by amoresroy)
I've figured out the answer but don't know the formula to arrive at it. The problem is: (answered by Alan3354)