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Exponential equations

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Solve for x:

10^x + 6(10^-x) = 7

and also:

3^3x+2 * 8^-x = 4

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Solution Summary

This shows how to solve exponential equations.

Solution Preview

To simplify the problem,
let 10^x = y and 10^-x = 1/y
Therefore, equation becomes: y + 6 (1/y) = 7
Using a as a common denominator: ...

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