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The average of 3, 5, 15 and my number is 40. what is my number.

The average of 3, 5, 15 and my number is 40. what is my number.
59.1k views
3 votes
The average of 3, 5, 15 and my number is 40. what is my number.

User Richard Pianka
by
8.0k points

1 Answer

5 votes

Answer:

137

Explanation:

(3 + 5 + 15 + x)/4 = 40

23 + x = 160

x = 137

User Urish
by
7.7k points
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