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, ff, 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.

Step-by-step explanation:

Given: 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.

For every job, he charges an initial fee plus $30 for each hour of work.

let m be his initial fee.

Then .......(1)

Also, his total fee for a 4-hour job, for instance, is $170.

Put t=4 and f=170 in (1), we get

Now, put m=50 in the (1), we get the function's formula for Jabari's total fee, f as

The answer is f = 30t + 50

Step-by-step explanation:

Look at attachment:

Hope this helps! :)

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