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Brian was thinking of a number. Brian doubles it, then adds 13 to get an answer of 76.3. What was the original number?

Brian was thinking of a number. Brian doubles it, then adds 13 to get an answer of 76.3. What was the original number?
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Brian was thinking of a number. Brian doubles it, then adds 13 to get an answer of 76.3. What was the original number?

User SuavePirate
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1 Answer

4 votes
31.65
Subtract 13 from 76.3 and divide that answer by 2
User M Barzel
by
8.2k points
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