Respuesta :
Answer
x=3.5 y=2 (3.5,2)
Step-by-step explanation
You add the x coordinates and divide it by 2, 8-1/2=3.5. Then you would do the same for the y coordinates 1+3/2=2. The midpoint would be (3.5,2)
Answer:
-81
Step-by-step explanation:
(81, 0) (-1, 3)
= 81 (- 1 ) + 0 · 3
= -81