Question

I f the mean of data set 7,8,12,3,6 and x is 8 .what is the value of 8

Answer 1

I think u mean the value of x
$7 + 8 + 12 + 3 + 6 + x = 8x6$
$26 = 48$
When u subtract u get 12
So
$x = 12$

Answer 2

x=12 i hope this helped ;)