Help with 14 pleasee

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

An internet company charges $8.95 per month for the first 3 months that it hosts your web site. then the company charges $11.95 per month for web hosting. how much money, in dollars, will the company charge for 8 months of web hosting?

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?