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Mathematics 12 Online
OpenStudy (anonymous):

(3/x+1)=(2/x-4)

OpenStudy (saifoo.khan):

\[\frac{3}{x+1}=\frac{2}{2x-4}\] Cross multiply, \[3(2x-4) = 2(x+1)\]

OpenStudy (saifoo.khan):

\[x = \frac72\]

OpenStudy (anonymous):

x=14

OpenStudy (anonymous):

x =14

OpenStudy (anonymous):

simplify

OpenStudy (saifoo.khan):

3(2x−4)=2(x+1) 6x - 12 = 2x + 2 6x - 2x = 2 + 12 4x = 14 x = 14/4 x = 7/2

OpenStudy (anonymous):

i think you may have the wrong equation

OpenStudy (saifoo.khan):

Oh rite. i took 2x instead of x. my bad, typo.

OpenStudy (saifoo.khan):

yes then it's 14.

OpenStudy (anonymous):

lol

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