Free GRE Practice Questions

Question 1 of 1
ID: GRE-MCQ-14
Section: Quantitative Reasoning - Multiple Choice with one answer
Topics: Algebra; Quadratic equation
Difficulty level: Hard

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If $\sqrt{x+4}-\sqrt{6-x}=2$, what is the positive value of $x$?

A2
B3
C5
D6
E7