196k views
16 votes
A cookie delivery company charges $0.90 per cookie plus a $3 delivery fee. If an

order costs $11.10, how many cookies were ordered?

1 Answer

10 votes

Answer:

9 cookies

Explanation:

The equation is 11.1 = 0.9x + 3. First, we need to isolate the variable so we subtract 3 from both sides. 8.1 = 0.9x. Next we divide both sides by 0.9 which gives us 9 = x or x = 9.

User Fergal Rooney
by
8.2k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories