thechakradhar thechakradhar

18-10-2020
Mathematics

contestada

The following numbers are arranged in ascending order. Their median and mean are same .Find the value of x: 4, 7 ,x + 1, x+ 3 ,x + 4, 14, 16

Respuesta :

nicole32406 nicole32406

18-10-2020

Answer:

x=7

Step-by-step explanation:

(4+7+x+1+x+3+x+4+14+16)/7=x+3

(11+x+1+x+3+x+4+14+16)/7=x+3

(49+3x)/7=x+3

49+3x/7=x+3

49+3x=7x+21

49=4x+21

28=4x

x=7

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