4 times 3 to x power = 7 times 5 to x power. solve for x using logs
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Originally Posted by cltwolves 4 times 3 to x power = 7 times 5 to x power. solve for x using logs 4 3^x = 7 5^x take logs log(4)+x log(3) = log(7) + x log(5) so: x = (log(7)-log(4))/(log(3)-log(5)) RonL