B is the midpoint of AC . AB=8V, and AC=2V +42. what is BC
Ab and bc are equal. Automatically bc = 8v 8v + 8v = 16v 16v = 2v + 42 14v = 42 V = 3 8(3) + 8(3) = 2(3)+42 48=48 Bc = 8v