# Math

posted by .

Jessica has 9 more nickels than dimes, and the total value of her coins is 1.50. How many nickels does she have. Write the best equation.

• Math -

d = n-9

5 n + 10 d = 150 cents

5 n + 10(n-9) = 150

15 n -90 = 150

15 n = 240

n = 16

## Similar Questions

1. ### math algebra 1

There are 4 times as many nickels as dimes in a coin bag. The coins have a total value of 600 cents (\$6.00). Find the number of nickels. Write and solve an equation to do so. (i found the answer through guess and check but i need to …
2. ### math

Sal keeps quarters, nickels, and dimes in his change jar. He has a total of 52 coins. He has three more quarters than dimes and five fewer nickels than dimes. How many dimes does Sal have?
3. ### math

Joe has a collection of nickels and dimes that is worth \$8.55. If the number of dimes was tripled and the number of nickels was decreased by 2, the value of the coins would be \$23.45. How many nickels and dimes does he have?
4. ### math

Joe has a collection of nickels and dimes that is worth \$6.20. If the number of dimes was doubled and the number of nickels was decreased by 37, the value of the coins would be \$8.85. How many nickels and dimes does he have?
5. ### algebra

Joseph always throws change into a can and takes it out every two weeks. This time it is all nickels and dimes. There are six times as many dimes as nickels, and the value of the dimes is \$4.95 more than the value of the nickels. How …
6. ### Algebra

Anne has 20 coins in her pocket consisting of nickels and dimes only. The total value of the coins is \$1.45. How many nickels and how many dimes does she have?
7. ### math

When a child breaks open her piggy bank, she finds a total of 76 coins, consisting of nickels, dimes, and quarters. The total value of the coins is \$9. If the nickels were dimes, and the dimes were nickels, the value of the coins would …
8. ### math

dave throws loose change in to a cup an takes it out every 2 weeks this time it is all nickels and dimes there are 7 times as many dimes as nickels and the value of dimes is \$5.85 more than the value of the nickels how many nickels …
9. ### algebra

No. 2 alyssa has some coins in her purse consisting of pennies, nickels and dimes. She has 2 more nickels than dimes and thrice as many pennies as nickels. If the total is 0.52 dollars how many coins of each kind does she have.
10. ### Math

A candy machine contains 5 times the number of nickels in dimes and is less than 16 the number of quarters. Total value is \$12.80. How many are there nickels and dimes?

More Similar Questions