Y=\dfrac{1}{8}(x-6)(x+2)y= 8 1 ​ (x−6)(x+2)

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.

Solve: 3x+y=6 4x-2y=18 show all work !

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle