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Solve the equation \( 5^{(x − 2)} = (1 ÷ 125)^{(x +3)}\)

Solve the equation
\( 5^{(x − 2)} = (1 ÷ 125)^{(x +3)}\)
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  • A 3/2
  • B − 7/4
  • C 4/7
  • D 7/4
Correct Answer: Option B
Explanation:
\( 5^{(x − 2)} = (125^{−1} )^{(x + 3)}\\
5^{(x − 2)} = (5− 3)^{x + 3}\\
5^{(x − 2)} = 5^{− 3x − 9}\\
x + 3x = − 9 + 2\\
4x = − 7\\
x = \frac{−7}{4} \)

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