When a numbers x is added to the following set of numbers 5,7,8,12, 6, 10, and 11, the mean is 9. Calculate the value of x.
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Answered by
1
Answer:
when x is added in all. these no. then nd having mean 9 then the value of x will be equals to -13
Answered by
2
Answer:
5+7+8+12+6+10+11+x=48+x
48+x/8=9
48+x=8*9
x=72-48
x=30
Step-by-step explanation:
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