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Radda [10]
2 years ago
14

The average of students is 15 years if the age of a teacher is included their average becomes 18 years .what is the age of the t

eacher ?
​
Mathematics
2 answers:
xxTIMURxx [149]2 years ago
8 0

Answer:

21; the age of the teacher

Step-by-step explanation:

15+x/2=18

Estimate - I estimated in the 20's because it only averaged up a little bit

Started with 23 and kept going until i got to my answer

21

15+21/2

36/2

18

Please mark brainliest :)

zubka84 [21]2 years ago
6 0
I think the age of the teacher is 21
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