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12 votes
Find the value of X

11, 20, x, 7
Mean = 14
x = _____

User Chizou
by
7.8k points

2 Answers

6 votes
11+20+7+x= (4)(14)
38+x=56
-38+x=56-38
X=18
User Neovibrant
by
8.4k points
14 votes

Answer:

18

Explanation:

because their is 4 numbers multiply 14 by 4 14*4=56

then minus the three numbers you have to get 18 56-11-20-7=18

User Quinton
by
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