CPM Homework Help : AC Problem 2-87

Ling wants to save $\$87$ for tickets to a rock concert. If she has $\$23$ now and will save $\$4$ per week, how long will it take her to get enough money to buy the tickets? Make a Guess and Check table to help you solve this problem.

Hint:

Make a Define, Do, Decide table to help you find the number of weeks it will take for Ling to save the money.

More Help:

The number in the check column should equal $87$ . If it does not, try another number in the table.