Question

Can someone please help me with a problem? I've attached the file I just don't understand ):

Answer 1

whats the area of a rectangle?

Answer 2

I'm not sure, the lesson is multiplying polynomials

Answer 3

don't you know that the area of a rectangle is L*W

Answer 4

Okay but I don't think that is the problem? Haha(:

Answer 5

it is:
S=L*W=(2x-4)(x+5) now expand

Answer 6

expand on what?

Answer 7

ans will in polynomial form

Answer 8

Okay but I have literally no idea how to do this...like do I just set it up as a regular equation and then solve or what?

Answer 9

mutliply just