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Mathematics 14 Online
OpenStudy (aem9296):

Solve over the real numbers: (look below)

OpenStudy (aem9296):

\[x-\sqrt{x+10}=2\]

OpenStudy (anonymous):

let's do it step by step okay

OpenStudy (anonymous):

you move the x to the other side and do the square of the two sides

OpenStudy (anonymous):

like this\[(\sqrt{x+10})^2=(x-2)^2\]

OpenStudy (anonymous):

x-2\[x-2\sqrt{?}\]

OpenStudy (anonymous):

can you continue the calculs and develop the two sides ?

OpenStudy (anonymous):

\[x-2\sqrt{x+2}\] ANSWER

OpenStudy (aem9296):

yep i got it! haha i got a brain fart since i haven't doe anything school in like 4 months

OpenStudy (anonymous):

okay it's simple you'll get a second degree equation and you know the rest !!

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