Which equation represents a car that gets more miles per gallon of gas than Mitch's car? Help!!! Plsss

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

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)

Describe the relationship between the angles of similar triangles and the sides of similar triangles