How much does the costumer save?

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.

Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.