Thesuperamelia Thesuperamelia

08-06-2020
Mathematics

contestada

The mean of three numbers is 4
Two of the numbers are 1, 9
What is the missing number?

Respuesta :

qveen23nikki qveen23nikki

08-06-2020

Answer:2

Step-by-step explanation: 9+1+2=12

12\3=4

ANSWER : 2

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spongebob027 spongebob027

08-06-2020

Answer is 2

(9+1+x)/3=4
(10+x)/3=4
10+x= 3*4
x= 12 -10
x= 2

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