The table represents some points on the graph of linear function h. Х
h(x)
-4
-7
2
_s
o
--4
N
-
2
What is the slope of the graph of h?

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee, f, for a single job is a function of the number, t, of hours it takes him to complete the job. write the function's formula.