What are the coordinates of the midpoint between the points (-1,-9) and (4,-2)
Select the best answer from the choices provided.

(3/2,-11/2) or (1.5,-5.5)

Step-by-step explanation:

Mid-point = (x1+x2)/2 , (y1+y2)/2

= (-1+4)/2 , (-9-2)/2

= 3/2 , -11/2

susie has 7 apples

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!