I just need help with 5 and 6

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

What could explain what happened when the time was equal to 120 minutes

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)