Write an equation in point-slope form of the line that passes through the point (1,0) with slope -1/4

Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!

How do you determine if an ordered pair is a solution to a given equation?

With both problems. a.s.a.p directions on photo ^