leahh0731 leahh0731

03-01-2021
Mathematics

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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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p1ands1gma p1ands1gma

03-01-2021

Answer:

The other number is 20.

Step-by-step explanation:

[tex]\frac{10 + x}{2} = 15[/tex]

Multiply each side by 2.

[tex]10 + x = 30[/tex]

Subtract 10 from each side.

[tex]x = 20[/tex]

There you go!

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4ktreyyyy21 4ktreyyyy21

03-01-2021

15 sorry that’s all I know

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