Math, asked by mayajaiswal1234567, 7 months ago

7) The mean of the observations
5, 7, x + 5, 2x + 3, 20, 35,55, 72, 16x + 3
is 33 1\3 then x is

Answers

Answered by mitali5124

0

Answer:

(5+7+x+5+2x+3+20+35+55+72+16x+3)/9 = 33 1/3

(205+19x)/9 = 100/3

205 + 19x = 100/3 *9

205 + 19x = 300

19x = 300-205

19x = 95

x = 95/19

x = 5

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