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December 20, 2014

December 20, 2014

Posted by **MYA** on Wednesday, September 5, 2012 at 8:24pm.

log (4x+7)=1+log(x-6)

x=?

please show work

- college alg -
**Reiny**, Wednesday, September 5, 2012 at 8:43pmlog (4x+7)=1+log(x-6)

log (4x+7) - log(x-6) = 1

log [(4x+7)/(x-6)] = 1

(4x+7)/(x-6) = 10^1 = 10

10x - 60 = 4x + 7

6x = 67

x = 67/6

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