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Find x if the mean of 30,x,12,40 and 10 is equal to x​
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Find x if the mean of 30,x,12,40 and 10 is equal to x​

User BinaryBurnie
by
6.7k points

1 Answer

8 votes

Answer:

x = 23

Explanation:

Mean = 30+x+12+40+10/5

x = 30+x+12+40+10/5

5x = 30+x+12+40+10

5x-x = 30 + 12 + 40 + 10

4x = 92

x = 92/4

x = 23

User Gian Marco Toso
by
6.3k points
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