Brianna has saved $30. She got a summer job mowing lawns, and gets $9 for every lawn she mows. How many lawns does Brianna need to mow to save exactly $66, the cost of a concert ticket?
Let m be the number of lawns Brianna mows. Write an expression that represents the total amount of money she has.
You got it!
Complete the equation to represent the amount of money Brianna needs to have in order to the buy the concert ticket.
9m+30 =
Great job!
Solve for the value of m. Solve on paper, or show your work below. Then enter your answer on Zearn.
9m+30
=
66

m
=
Excellent!
What does your answer of 4 mean in this situation?
9m+30 = 66
m = 4

Brianna needs to mow lawns for 4 weeks to buy the concert ticket.

Brianna needs to save $4 more to buy the concert ticket.

Brianna needs to mow 4 lawns to have enough money to buy the concert ticket.
Excellent!
Let’s say that Brianna wants to have money left over after buying the concert ticket. Complete the statement to write an inequality that represents Brianna having money left over after buying the ticket.