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The sum of a certain number and 8 is 23. What is the number?
equation:


n =

User Chrithccmc
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2 Answers

6 votes
n + 8 = 23
n = 15 (subtract 8 from both sides).

There you go.
User Doemsche
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So mathematically, it's n + 8 = 23

Just subtract both sides by 8 and you will get n = 15
User Lynch
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