Math, asked by rhkrshw, 11 months ago

find Arithmetic mean of 7, x - 2,10, X + 3 is 9 find the value of x

Answers

Answered by santhosh72586

2

Step-by-step explanation:

mean=sum/number

7+x-2+10+x+3/4=9

2x+18/4=9

2x=18

x=9

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