4. The arithmetic mean of x, x+3, x+6, x + 9
and x + 12 is .............
Answers
Answered by
0
Answer:
the mean is
x+30.
Step-by-step explanation:
5(x+30)/5
x+30
Attachments:
Answered by
0
Answer:
x+6
Step-by-step explanation:
X' = (x+x+3+x+6+x+9+x+12)÷5
= 5(x+6) ÷5
= (x+6) ans
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