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Mathematics 18 Online
OpenStudy (anonymous):

What number would you add to the equation below to complete the square? x^2+22x=9

OpenStudy (anonymous):

\[ x=-11+\sqrt{130}, -11-\sqrt{130} x \approx0.4018, -22.4018\]

OpenStudy (anonymous):

i dont believe thats right

OpenStudy (lucaz):

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