If the given figure is rotated 180° around the origin, what are the new coordinates of point Z? Z= (6,-9)

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.

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?