OH LORD THIS IS A NIGHTMARE FOR ME

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

What is the missing constant term in the perfect square that starts with x^2 -20x

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.