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The average of two numbers is 15. One of the numbers is 10. What is the other number
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8 votes
The average of two numbers is 15. One of the numbers is 10. What is the other number

User Serhii Holinei
by
4.8k points

2 Answers

8 votes
15 sorry that’s all I know
User Escapecharacter
by
5.3k points
7 votes

Answer:

The other number is 20.

Explanation:


(10 + x)/(2) = 15

Multiply each side by 2.


10 + x = 30

Subtract 10 from each side.


x = 20

There you go!

User Bubbler
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5.7k points
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