Question

The average of 13,x,20,7 & 10 is 13.The
value of x is?​

Answer 1

Answer:

15

Step-by-step explanation:

Average = Sum of factors/No. of factors

13 = 13+x+20+7+10/5

65 = 50 + x

x = 15

Answer 2

Answer:

Average=sum of all values/total number

13=13+x+20+7+10/5

13*5=50+x

65=50+x

65-50=x

so, x=15