Math, asked by shristiszar1333, 6 months ago

the mean of the observation x,x +3, 2x +1, 5x-4 and 3x+7 is 11. find the value of x

Answers

Answered by arun829819

1

Answer:

mean= x+ x+3 + 2x+1+5x-4+3x+7 /5

Step-by-step explanation:

11= 12x+7/5

11×5=12x+7

55=12x+7

55-7=12x

48=12x

48/12=x

X=4

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