165,536 views
6 votes
6 votes
Jenny has $55 in her checking account. She bought 7 equally priced DVDs and paid

with a check. Her new account balance is –$22. How much was each DVD?

User Jens X Augustsson
by
3.3k points

1 Answer

18 votes
18 votes

Answer:

Each DVD was 11 dollars

Explanation:

First let's make our equation

Lets read our equation and take the most important parts of it

Most important parts put into a equation

Let d represent DVD's


55-7d=-22

Subtract both sides by
55


-7d=-77

Divide both sides by
-7


d=11

Each DVD was 11 dollars

User Merwyn
by
3.1k points
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