Math

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why is this not correct

30y = x^2 - 14x + 13
- 13
30y - 13 = x^2 - 14x
_________ ___________
-14 -14

x = sqrt 30y-13
_______
-14

sorry the division signs didn't line up

  • Math -

    you can't divide both side by 14 since there's x attached to it

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