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April 24, 2014

April 24, 2014

Posted by **john** on Sunday, March 16, 2008 at 1:53pm.

also sove check for extraneous solutions

(6x-5)^1/2 = (7+ 4x)^1/2

a) 1/6 b) -9 c) 6 or d) 1/5

- alg -
**drwls**, Sunday, March 16, 2008 at 2:12pm(x+4)^1/3 = 3 or -3

(x+4) = 27 or -27

x = 23 or -31

================

For your other one, square both sides:

6x -5 = 7 + 4x

2x = 12

x = 6

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