Question

If the mean of 6, 8, 5, x and 4 is 7.Then what is the value of x​

Answer 1

Answer:

given, mean =7and data is6,8,5,x,4

6+8+5+x,4=7

5

x+23=35

x=12

Answer 2

(6 + 8 + 5 + x + 4) / 5 = 7

=> x + 23) / 5 = 7

=> (x + 23) / 5 = 7

=> (x + 23) = 7 × 5

=> x = 35 - 23

=> 12