They are asking me to find the slope and make the equation of the line in the slope-intercept form

This is the problem
( I leave a photo of the graph )

Linnea is renting a bike. It costs $4.50 per hour plus a $5 deposit.

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3