Intersect of y=.20+160 and y=.10+200

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?

The function show two sisters' savings account and the rate at which they plan to deposit money

Which expression is equal to (f+g)(x)?