Which graph shows a negitive slope and a positive y-intercept

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?

How do i do this activity, is appreciated

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"