Register
Deangelo has $7 worth of dimes and quarters in a jar. He has 7 more quarters, than dimes. How many of each coin does he have? How many dimes? How many quarters?
161k views
1 vote
Deangelo has $7 worth of dimes and quarters in a jar. He has 7 more quarters, than dimes.

How many of each coin does he have?

How many dimes?
How many quarters?

User N M
by
7.2k points

1 Answer

1 vote

Answer:

y = 15 and x = 22

Explanation:

700 = 25x + 10y

x = y + 7

700 = 25(y +7) + 10y

700 = 35y + 175

525 = 35y

15 = y

700 = 25x + 150

550 = 25x

22 = x

User Torid
by
6.3k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.6m questions

10.1m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
How do you estimate of 4 5/8 X 1/3
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Link Copied!