The sales of homes in a new development have been increasing. in january, 7 homes were sold, in
february, 12 homes were sold. in march, 17 homes were sold. this pattern continued for the remainder
of the year.
what is the explicit rule that can be used to find the number of homes sold in the nth month of the year?
• an = 5n + 2
an = 5n - 7
an = 5n - 2
an = 5n +7

Hye ryung is the president of the local chapter of the american medical students association (amsa). she is organizing local outreach and informational meetings. at her first meeting there are five people present (including herself). every month after that her group grows by 5 people. a. how many members are in the group after 6 months? b. the logistics of hosting and feeding her group at meetings was more complicated than expected. the cost of feeding 5 people at her first meeting was $30, for 10 people it was $35, for 15 it was $45, and after 6 months all of the costs had added up to $100. write a function to model the cost with the number of people attending meetings. c. what connections can you make between the linear growth of the group’s membership and the increasing costs of running meetings?

The local farm is advertising a special on fresh picked peaches. the farm charges $4.25 to pick your own peck of peaches and $3.50 for each additional peck you pick. write an equation for the total cost of peaches in terms of the number of pecks. deine your variables. how much does it cost to pick 3 pecks of peaches?

What are the sotions to the quadratic equation 9x^2=4