\frac{2m^2-4m}{9m^2-4} simplify it

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.

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

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