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Solve (\(\frac{1}{9}\))\(^{x + 2}\) = 243\(^{x - 2}\)

Solve (\(\frac{1}{9}\))\(^{x + 2}\) = 243\(^{x - 2}\)
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  • A \(\frac{7}{5}\)
  • B \(\frac{6}{7}\)
  • C \(\frac{-7}{6}\)
  • D \(\frac{-6}{7}\)
Correct Answer: Option A
Explanation:
(\(\frac{1}{9}\))\(^{x + 2}\) = 243\(^{x - 2}\)
3\(^{-2(x + 2)}\) = 3\(^{5(x - 2)}\);
-2(x+2) = 5(x - 2)
-2x -4 = 5x - 10
-7x = -6
x = \(\frac{6}{7}\)

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