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Mathematics 20 Online
OpenStudy (anonymous):

I think I way over complicated this problem when I was solving it. help plz, (x/2x-1)+(3/x+4)=21/2x^2+7x-4

OpenStudy (mathstudent55):

|dw:1370363933949:dw|

OpenStudy (mathstudent55):

If so, first, factor the third denominator. Then find the LCD and leave it factored. Then multiply each fraction by the LCD. Then many terms will cancel out. Then multiply out and combine what's left. Solve the equation and get value(s) for x. Then test the value(s) of x in the original equation with the denominators to make sure the solution(s) you got do not have to be discarded because of not being part of the domain (causing zeros in the denominators).

OpenStudy (anonymous):

uh ok let me try it

OpenStudy (mathstudent55):

ok

OpenStudy (anonymous):

right now I'm at |dw:1370364670968:dw|

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