Answer:
Step-by-step explanation:
(-1/2, 27/2)
Midpoint formula: (x^1 +x^2/ 2, y^1 +y^2/ 2)
(-4 +3 /2, 12+15/ 2) -> (-1/2, 27/2)
8) 81 has diploma
9)54
10)54
11)27
12) 843
13)1,456
14)433
15)353
The first one is correct.
Hope this helps
Mark me brainliest if I'm right :)
