Using one of the 3 methods (double distribution, box/window, or FOIL) to expand the expression into standard form. (x - 6)(x + 6)

What is the simplified expression for 6(2(y+x))

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Which fraction represents the ratio 35 : 42 in simplest form