Does 7 have a multiple? why yes, or why not? explain using numbers, words, and pictures.

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units

East black horse $0.25 total budget is $555 it'll cost $115 for other supplies about how many flyers do you think we can buy