Homework Help: math

Posted by stephy on Saturday, November 24, 2012 at 5:12pm.

A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels than dimes, and 3 times as many pennies as nickels.
a) define a variable for the number of quarters collected.
b) use you defines variable to write algebraic expressions to represent the number of quarters,dime.nickels,and pennies collected.
c)if they have collected a total of 2134 coins, how much many of each coin have they collected?

math - Henry, Sunday, November 25, 2012 at 7:27pm
a. X Quarters.

b. 2x Dimes.
(2x+22) Nickels.
3(2x+22) Pennies.

c. X + 2x +(2x+22) + 3(2x+22)=2134.
X + 2x + 2x + 22 + 6x + 66 = 2134
11x + 88 = 2134
11x = 2046

X = 186 Quarters.
2x = 2*186 = 372 Dimes.
2x+22 = 372 + 22 = 394 Nickels.
3(2x+22) = 3 * 394 = 1182 Pennies.

Answer this Question

Related Questions

math help - A charity organization is collecting change to raise monay. They ...
MATH HELP - A charity organization is collecting change to raise monay. They ...
math - A charity organization is collecting change to raise monay. They have ...
Algebra - Hi I was wondering if I could get some help on this word problem... ...
Algebra - Tina's change of $1.35 consisted of quarters and dimes only and ...
math - grant's change rack contained $8.80 in quarters, dimes, and nickels. ...
Math - The Jaspers collect nickels, dimes, and quarters in a jar. When they ...
math - can someone help explain how to do this? allen has nickels dimes and ...
word problem money - you have $ 1.55 in dimes and quarters. find all the ...
MATH (PLease HELp) - Sally has three times as many dimes as nickels and twice as...

For Further Reading

First Name:
School Subject:
Answer: