Patrick B. answered 10/25/19
Math and computer tutor/teacher
The security deposit is paid only ONCe, not every month..
the function us y = 500m+ 700.
LIsa rents the apartment for 1 years and then moves out.
She does not get the security deposit back..
y = 500*12 + 700 = 6000 + 700 = 6700