we know that

we have

substitute the value of
in the expression above

therefore
<u>the answer is</u>

Our data looks like:
3,3,4,4,5,5,5,6,7,8
The median, true to its name is the middle number of the set of data.
The median in this case in in between 5 and 5. Average it out (5+5)/2 = 5.
Your answer should be 5. Hope this helps!
I’m not sure but I think
F (2, -1)
G (1, -3)
H (-3, -1)
I can’t really see number 7 but for number 10 the answer is 13x - 4y=8