Question

Sarah’s neighbor offers to pay her $5 for every shark tooth she finds on the beach. After collecting only three shark’s teeth, Sarah decides to share the opportunity with her friend John. Sarah can find shark teeth twice as fast as John, but she can earn even more money with his help.

Sarah can use the expression 5(2j + 3 + j) to represent the amount of money she can earn.

others had no helpful answers,, ##

Answer 1

Here are some expressions you could use!

15j + 15

or

5(2j + 3 + j)

or

25(10j + 18 + 5j)

or

4(5j + 8 + 4j)

or

10(4j + 6 + 2j)

All of these are right you can choose which one to use! 25(10j + 18 + 5j) is the easiest one to solve in my opinion.

~ LadyBrain

Answer 2

=15j+15

Explanation: