hastlingc
17.06.2020 •
Mathematics
If the mean of 2 3 x and 5 is 4,find x
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Ответ:
the missing number is 6
Step-by-step explanation:
To find the mean, add up all the numbers and divide by the number of numbers
( 2+3+x+5) /4 = 4
Combine like terms
(10+x)/4 =4
Multiply each side by 4
10+x = 16
Subtract 10 from each side
x = 6
Ответ:
cap
Step-by-step explanation: