Question

If the mean of 6,8,9,x,5,7 is 8, what is the value of x?

Answer 1

Answer:

HELLO

6,8,9 ,X, 5,7 / 6 = 8

6+ 8+9+X+5+7/6 =8

6+8+9+X+5+7 = 48

35 +X = 48

X = 48-35

X = 13

PLZ FOLLOW ME

Answer 2

Answer:

mean =

$mean = \frac{sum \: of \: observations}{no. \: of \: observations}$

mean =

$\frac{6 + 8 + 9 + x + 5 + 7}{6} = 8$

$\frac{35 + x}{6} = 8 \\ 35 + x = 8 \times 6 \\ x = 48 - 35 \\ x = 13$

I hope this will help you then follow me and mark this answer as brainliest

have a good day