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Mathematics 16 Online
OpenStudy (anonymous):

-4 sqrt x + 9 = 20

OpenStudy (anonymous):

Subtract 9 from both sides, then divide by -4 on both sides. Last step is a bit trickier, can you figure it out?

OpenStudy (anonymous):

what's that hero?

hero (hero):

If you learned latex, there would be no confusion.

OpenStudy (anonymous):

OK that's not a big deal, she could have written sqrt(x+9)...

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