SOLUTION: I have 27 coins. I have twice as many pennies as dimes. I have $2.97 in coins. How many of each type of coin do I have?

SOLUTION: I have 27 coins. I have twice as many pennies as dimes. I have $2.97 in coins. How many of each type of coin do I have?

Algebra.Com

Question 913271: I have 27 coins. I have twice as many pennies as dimes. I have $2.97 in coins. How many of each type of coin do I have?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
x the number of Dimes (2x pennies)
10x + 2x = 297cents
12x = 297
x needs to be a whole number, check your entries
RELATED QUESTIONS
in my purse i have 15 coins-quaters,dime, and pennies. i have twice as many quaters as... (answered by solver91311)

In my spare change drawer, I have a lot of coins. I have some quarters and some nickels.... (answered by stanbon)

I have 19 coins in my pocket. I have twice as many dimes as nickles, three more pennies... (answered by richwmiller)

I have 4 times as many dimes as I do quarters. I have 3 times as many nickels as I do... (answered by josgarithmetic)

I have $6.40. I have 2 more quarters than dimes, but 4 times as many nickels as quarters. (answered by ewatrrr)

I have twice as many nickels as pennies and 2/3 as many dimes as nickels. I have at... (answered by CubeyThePenguin)

I have 27 coins in nickels and dimes. In all I have $1.90. How many of each coin do I... (answered by ptaylor)

I have 59 coins that include pennies, nickels, dimes, and quarters. There are twice as... (answered by jorel555)

I have 26 coins in my pocket, all nickels and dimes. Altogether, I have $2.25. How many... (answered by ikleyn)