Question

if the mean 6,8,5,x,and 8 is 7. find x.​

Answer 1

Answer:

$mean \: = \frac{6 + 8 + 5 + x + 8}{5} = 7 \\ \frac{27 + x}{5} = 7 \\ 27 + x = 35 \\ x = 35 - 27 \\ x = 8.$