6(3x+5) and 15x+□+3x A 5 B 11
C 15
D 30

Taking algebra two apex courses and need with these questions

If i have one apple and give you the apple, how many apples do i have?

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.