There is an equation that has a slope of 3 and it crosses the y-axis at (0, -1). What is the equation of this line?

Which of the following points is collinear with (-2,1) and (0,3)

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

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.