A student solved this problem by making a table.

Jason has $160. Liam has $120. In how many years will they both have the same amount of money if Jason saves $100 per year and Liam saves $110?


Jason $160 $260 $360 $460 $560
Liam $120 $230 $340 $450 $560
Year 0 1 2 3 4


Here is a problem that can also be solved by making a table.

Kayla has $50. Nina has $80.

In how many months will they both have the same amount of money if Kayla saves $50 per month and Nina saves $40?