Question 634689
log(base 3)(2x^2 + 4) ......Solving in terms of common log
Not an equation, nothing to solve.
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...And...

Log(2x - 1) - log(4x + 3) = 1
Subtracting logs --> division
log((2x-1)/(4x+3)) = 1
(2x-1)/(4x+3) = 10
etc.