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January 31, 2015

January 31, 2015

Posted by **Jane** on Wednesday, December 18, 2013 at 8:43pm.

2*5^x=85

Do you start like this?

xlog2*5=log85

I don't know what to do after that.

- Algebra 2 -
**Jane**, Wednesday, December 18, 2013 at 8:48pmI think I figured it out.

85/2=42.5

log5=log42.5

log42.5/log5

=2.330 to the third decimal

- Algebra 2 -
**Kuai**, Wednesday, December 18, 2013 at 9:28pm2^5x = 85

Log2^5x = log85

5xlog2 = log85

Solve for x

x = log85/5log2

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