Question

If the mean of the following observations is 23 find the value of x. 5, x+1, x, x+2

Answer 1

Step-by-step explanation:

5+(x+1)+(x)+(x+2) = 23

5+1+2+x+x+x=23

8+3x=23

3x=23-8

3x=15

x=15/3

x=5

x+1=5+1=6

x+2=5+2=7

then;5+6+5+7=23