# 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:** ![fairgentleman\_Z](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fairgentleman_z/32/7263_2.png) [@fairgentleman\_Z](https://forums.speedlife.net/u/fairgentleman_Z)\
**Post date:** [January 27, 2008, 3:52pm UTC](https://forums.speedlife.net/t/math-question-exponent-variables/42520/7 "2008-01-27T15:52:15Z")

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I get:

(20b^10)/(10b^20) =

((1.024 x 10^13)_(b^10))/((10 x 10^19)_(b^20)) =

(1.02400 x 10-7)\*(b^-10)

But I don’t have a calculator and just using the desktop.

Works out when replacing “b” with 5 in both the original equation and the solution. Checked with “b” = 3 as well.

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