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OpenStudy (anonymous):
please help me solve x
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OpenStudy (anonymous):
\[4+\frac{ 3 }{ x-3 }=-\frac{ 1 }{ x-2 }\]
OpenStudy (anonymous):
4(x-2)(x-3)+3(x-2)=-1(x-3)
4x^2-20x+24+3x-6=-x+3
4x^2-16x+21=0
OpenStudy (anonymous):
you should be able to get it from there
OpenStudy (anonymous):
do i just factor \[4x ^{2}-16x+21\]
OpenStudy (anonymous):
yes
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OpenStudy (anonymous):
oh i see. thank you!
OpenStudy (anonymous):
i'm still very confused on this
OpenStudy (anonymous):
can someone go step by step for me please?
OpenStudy (anonymous):
Ill tell you how I started. First you have to get rid of the denominators. So multiply both sides by (x-3) then multiply both sides by (x-2)
OpenStudy (anonymous):
ok.
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OpenStudy (anonymous):
Then you write out the whole equation (that just means solve until the parenthesis are gone)
you're left with this 4x^2-20x+24+3x-6=-x+3
OpenStudy (anonymous):
next you simplify.
4x^2 -17x+18=-x+3
then you move the stuff on the right side of the equation to the left side of the equation
4x^2-16x+15=0
OpenStudy (anonymous):
I just realized I had a typo on my original answer. sorry, I'm doing my own math at the same time. haha
OpenStudy (anonymous):
haha yeah. that's alright. I just did the work and I got the answer you just posted :)
OpenStudy (anonymous):
can I factor that?
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OpenStudy (anonymous):
wait, I think I can
OpenStudy (anonymous):
Yes, they are (2x-5)(2x-3)
OpenStudy (anonymous):
so x= 5/2 and 3/2
OpenStudy (anonymous):
cool! i understood it! thank you so much!
OpenStudy (anonymous):
No problem! :)
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