Solve x+x=2\sqrt{x + \sqrt{x}} = 2x+x=2. What is the value of xxx?
x=9+172x = \frac{9 + \sqrt{17}}{2}x=29+17
x=9−172x = \frac{9 - \sqrt{17}}{2}x=29−17
x=4x = 4x=4
x=3x = 3x=3