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OpenStudy (anonymous):
Does anyone know how to get 3/97 out of this : 1 over z - 1/2z - 1/5z = 10 over 21?
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OpenStudy (anonymous):
\[\frac{1}{z}-\frac{1}{2z}-\frac{1}{5z}=\frac{10}{21}\]? i was just writing it. jimmyrep will solve it
OpenStudy (anonymous):
can anyone solve it lol
OpenStudy (anonymous):
multiply thru by 210z 210 - 105 - 42 = 100z 63 = 100z z = 0.63 i cant get 3/97 from this!
OpenStudy (anonymous):
i'm rechecking just in case i made an error
OpenStudy (anonymous):
yep its correct gfost - maybe theres a typo?
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OpenStudy (anonymous):
hmm...
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