If the mean of 4, 9, 10 and x is 8, then find the value of x
Answers
Answered by
3
Answer:
The value of x is 9.
Step-by-step explanation:
Mean = (4 + 9 + 10 + x) / 4
8 = (23 + x) / 4
8 x 4 = 23 + x
32 = 23 + x
x = 32 - 23
x = 9
Answered by
3
Answer:
9=x
Step-by-step explanation:
total sum ÷total number = mean or
average
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