ruthandebrah ruthandebrah

08-07-2021
Mathematics

contestada

The mean of 8 numbers is 4,6,4,7,(x),(x+1),8 and 2 is 5. Find x

Respuesta :

andrewroggie30 andrewroggie30

08-07-2021

Answer:

X=2.5

Step-by-step explanation:

4+6+4+7+X+(X+1)+8+2/8=5

31+X+(X+1)/8=5

40=31+X+(X+1)

9=X^2+X

X=2.5

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