Question

if the mean of the following data 4,6,9,x+3,8,x–5,4,3 is 7, find x also,find its mode​

Answer 1

Answer:

mean=4+6+9+x+3+8+x-5+4+3/8=7

=32+2x=56

=2x=56-32

=2x=24

x=12

Answer 2

Answer:

4+6+9+x+3+8+x-5+4+3/8=7

x=12

4,6,9,15,8,7,4,3

mode=4