# Math question (exponent variables)

**URL:** <https://forums.speedlife.net/t/math-question-exponent-variables/42520>\
**Category:** NYSpeed Off Topic\
**Created:** [January 27, 2008, 3:33pm UTC](https://forums.speedlife.net/t/math-question-exponent-variables/42520 "2008-01-27T15:33:07Z")\
**Posts on this page:** 1\
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**Author:** ![snowracer101](https://avatars.discourse-cdn.com/v4/letter/s/258eb7/32.png) [@snowracer101](https://forums.speedlife.net/u/snowracer101)\
**Post date:** [January 27, 2008, 4:01pm UTC](https://forums.speedlife.net/t/math-question-exponent-variables/42520/9 "2008-01-27T16:01:01Z")

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my answer would come from dividing 20 by 10…giving me 2.

and then subtracting 20 from 10 which would give me b^-10 but the answer has to have a positive exponent so I would do the inverse which would equal

2/b^10

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