Wxyz is a rectangle. what is zx?

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

If 3x+8=3x+8 is it one solution or no solution

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.