Math, asked by pnithiyasri, 1 day ago

find the mean of x,x+3,x+6,x+9.if mean is 9 find x

Answers

Answered by gaurim614

0

Answer:

By definition,

Average=

5

x+(x+3)+(x+6)+(x+9)+(x+12)

=

5

5x+30

=x+6

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