P=r+c solve for r
I have no idea where to even begin here any help is appreciated

When only separate discreet points are graphed it is called?

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.