If the 5 scores have a mean of 8, then their total sum would be 8*5 = 40
Now if one score if added (let's call this score x), there are 6 scores and the mean changes to 9, thus:
(40 + x)/6 = 9
40 + x = 54
x = 14
I think it 70 or 4
ion really know
Answer:
Honey, I don't know what you need help with. Nothing is linked.
Step-by-step explanation:
Answer:
assuming you're looking for an expression, it would be written as "6x+3".
