Homework Help: algebra

Posted by kim on Friday, August 27, 2010 at 5:25pm.

I am having trouble solving this complex fraction. Can you adise me hoe to work it out? The denominator I am using is 4. Is that right?

1/x - 3/2
----------
3/4 + 1/x

algebra - Henry, Friday, August 27, 2010 at 7:29pm
Multiply the numerator and the
denominator of the complex fraction by
4x:

(4x*1/x-4x*3/2) / (4x*3/4+4x*1/x)=
(4-6x) / (3x+4) = 2(2-3x) / (3x+4).

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