What is the equation of the blue line?

You are assembling pieces of an iron gate to complete a fence. the finished gate will look like the one below. in order to assemble the gate it is important to under how the pieces are related. part 1: how are pies 1 and 2 in the archway related? part 2: how are the rectangular sections 5 and 6 in the center of the gate related to each other?

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths