PLEASE HELP write and solve an equation to find the value of X. please explain in details and show your work!

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.

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?