Question

find x if the arithmetic mean of 5,x,6 is 8

Answer 1

Answer:

(5+x+6)÷3=8

(11+x)÷3=8

11+x=24

x=13

Answer 2

Step-by-step explanation:

Arithmatic mean=

sum of all numbers/ total numbers....

so, here.....

$8 = \frac{5 + x + 6}{3} \\ \\ 8 = \frac{11 + x}{3} \\ \\ 24 = 11 + x \\ \\ x = 13$

hope it helps......✌

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