Homework Help: algebra

Posted by Anonymous on Sunday, November 6, 2011 at 1:49pm.

a bank opens with $4.05 in nickels and pennies. There are 157 coins in total. how many nickels and how many pennies

algebra - Henry, Sunday, November 6, 2011 at 5:52pm
X = The # of nickels.
(157 - X) = The # of pennies.

5X + 1(157-X) = 405 Cents.
5X + 157 - X = 405,
4X = 405 - 157 = 248,
X = 62 Nickels.
157 - X = 157 - 62 = 95 Pennies.

Related Questions

Algebra - This is a word problem I am supposed to solve with systems. I am ...
math - A child's coin bank contains $2.58 in pennies and nickels. If the ...
help! due tommorrow - an assortment of coins contains 20 pennies, 2 nickels and ...
5th Grade Math - Marla has 16 nickles and pennies. She has 3 times as many ...
math - Cleaning up around the kennel you picked up a total of 52 coins. ...
Algebra - A piggy bank contains only nickels and dimes. In all there are 42 ...
algebra 1 - There are 16 coins in a piggy bank. The coins are all nickels and ...
algebra - Suppose that Maria has 140 coins consisting of pennies, nickels, and ...
hellppp - an assortment of coins contains 20 pennies, 2 nickels and 6 dimes. ...
chemistry - an assortment of coins contains 20 pennies, 2 nickels and 6 dimes ...

For Further Reading

First Name:
School Subject:
Answer: