Find The Value Of X.

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

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.