2x +y when x= 3, y=1.

Aline parallel to a triangle's side splits ab into lengths of x - 5 and x + 2. the other side, ac, is split into lengths of x and x + 12. what is the length of ac? a) 12 b) 24 c) 36 d)

Which expression is equivalent to 3^3 + 2^2?

Tell whether the two rates form a proportion