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Solve Check for Extraneous Solutions $\sqrt{\mathrm{x}+7}+5=\mathrm{x}$ A) $\{2\}$ B) $\{2,9\}$ C) $\{9,18\}$ D) $\{9\}$

Question 331

Multiple Choice

Solve. Check for extraneous solutions.
- $\sqrt{\mathrm{x}+7}+5=\mathrm{x}$

A) $\{2\}$
B) $\{2,9\}$
C) $\{9,18\}$
D) $\{9\}$

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