Algebra 1

posted by .

A vending machine had to be programmed to accept any combination of nickels, dimes, and quarters that totals 40 cents. How many different combinations are possible?

• Algebra 1 -

just list them:
q+d+n=40
q+3n=40
...

Similar Questions

1. maths

Class 5G is having a pizza party. Mrs Baker asked all the children to bring in 50c for their share of the pizza.The next day all the girls came with their 50c but Mrs Baker noticed that every girl had brought their 50c using different …
2. word problems

lizzie bought several apples at 20 cents each, ate two of them, and sold the rest for 30 cents each. she made a profit of \$2.20. How many did she buy?

I need help with these problems: 1) A vending machine takes only nickels and dimes. There are 5 times as many dimes as nickels in the machine. The face value of the coins is \$4.40. How many of each coin are in the machine?
4. Math

Ruthie has 10 coins, all either nickels, dimes, or quarters. She has N nickels, D dimes, and Q quarters, where N, D, and Q are all different, and are each at least 1. Amazingly, she would have the same amount of money if she had Q …
5. Math

How many different combinations using pennies, nickels, dimes, quarters, and half dollar pieces can you make to equal 60 cents
6. math

how many different combinations can you make using pennies, nickels, dimes, quarters, and the half dollar that equal 60 cents?
7. math

A city park employee collected 600 cents in nickels, dimes and quarters at the bottom of a wishing well. There were 10 nickels and a combined total of 25 dimes and quarters. How many dimes and quarters were at the bottom of the well?
8. ALGEBRA

Mae open her coin purse and found pennies,nickels and dimes with a total value of \$2.85.If there are twice as many pennies as there are nickels and dimes combined.How many pennies,dimes and nickels are there if she has a collection …
9. Math

Mr.Adams had a coin collection including only nickels, dimes, and quarters He had twice as many dimes as nickels and half as many quarters as he had nickels. If the total face value of his collection was \$300.00, how many quarters …
10. Math

A city park employee collected 600 cents in nickels, dimes, and quarters at the bottom of the wishing well. There were 10 nickels, and a combined total of 25 dimes and quarters. How many dimes and quarters were at the bottom of the …

More Similar Questions