I think the answer would be 3
Answer:
its 20 :)
Step-by-step explanation:
lol
The formula is x1+x2 divided by 2 and y1+y2 divided by 2.I hope this is what you where looking for
Just copy this down. you welcome
Answer:
25.5 and 37.5
Step-by-step explanation:
x+y=63
x-y = 12 then x = 12 + y sub this into the first equation
(12+y) + y = 63
12 + 2y = 63
2y = 51
y = 25.5 then x = 37.5
