Simplity the following expression
(a-6b4) 2(2a-9b-2). (ab-3)

Which of these choices show a pair of equivalent expressions?

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

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.