Posted by anon on Saturday, December 17, 2011 at 8:39pm.
7^ [log_7(x + 3/7)]
= x + 3/7 = 7^-2 = -1/49
x + 3/7 = -1/49
x = -21/49 - 1/49 = -22/49
You make it look so easy and I have been pounding my head on the wall. Thank you!
except for the sign error
7^ [log_7(x + 3/7)]
= x + 3/7 = 7^-2 = 1/49
x + 3/7 = 1/49
x = -21/49 + 1/49 = -20/49
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