if the mean value of x, 6, 8, 9 and 12 is 8 then the value of x is
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if the mean value of x, 6, 8, 9 and 12 is 8 then the value of x is
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Answer:
671
Step-by-step explanation:
please mark as branliest
x+6+8+9+12/5=8
x+35/5=8
cross multiply
x+35=40
x=5
hope it helps you.