Math, asked by stanximmessi10, 4 months ago

If mean of the numbers 1, 12, 9, , −7, 8 is 5 then find the value of x​

Answers

Answered by seemaanvi
1

Answer:

12+5+3+18+10+17+6+6+x/9=9

77+x=81

X=7

Range =greatest number - smallest number

18-3=15

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