Find the sum using distributive property 72+9

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?

(x-5)1/2+5=2 what is a possible solution?

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83