Math, asked by rubeenpaul, 4 months ago

If the mean of the observation x, x+1, x+3, x+7 and x+9 is 12, find the value of x

Answers

Answered by prerana2603

1

Answer:

6 , u add all the values and divide it by the number of value and make it equal to 12

Answered by aayanatandon

1

Answer:

x=8

Step-by-step explanation:

12=x+x+1+x+3+x+7+x+9/5

12 x 5 (cross multiply)=5x+20/5

60-20=5x

40=5x

40/5=x

8=x

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