<PRE><B>Question 1014354</B>
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Solve the following exponential equation by expressing each side as a power of the same base and then equating exponents.

4^x+7 =16^x-4

The solution set is { }

I got 15. Is this correct?
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This is correct.


Great job!


Your equation is {{{4^(x+7)}}} = {{{16^(x-4)}}}.


Next time use parentheses when submit posts like this one.


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