Answer:
H = 14.33 i think
Check in with me if it is wrong
74.40/3 friends= 24.80 for each friend. Simply division, easy to do on a calculator if you are allowed one.
Let n be the amount of points earned in round 5
the goal of the game is to get zero when you add up the point value from all the rounds.
this means
-9 +3 + (-8)+ 2 +n =0
add up all the given numbers, then see which number(n) is required in order to get zero
any questions?
Answer:
Proved
Step-by-step explanation:
Given

Required
Prove
On the right hand side, we have:

Rewrite:


Apply law of indices


Express 6 as 3.5 + 2.5

Open bracket

Proved
I could be wrong but I think 28.