En la sucesión 2 4 6 8 la expresión algebraica que la representa es​

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

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.

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)