SOLUTION: Can someone please help me with these five question!?!?! Please and thank you sooooooo much!!! http://tinypic.com/view.php?pic=noykjm&s=5 http://tinypic.com/view.php?pic=2cs6x

Algebra ->  Algebra  -> Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: Can someone please help me with these five question!?!?! Please and thank you sooooooo much!!! http://tinypic.com/view.php?pic=noykjm&s=5 http://tinypic.com/view.php?pic=2cs6x      Log On

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Question 178955: Can someone please help me with these five question!?!?! Please and thank you sooooooo much!!!
http://tinypic.com/view.php?pic=noykjm&s=5
http://tinypic.com/view.php?pic=2cs6x61&s=5
http://tinypic.com/view.php?pic=25r1lsi&s=5
http://tinypic.com/view.php?pic=54ynnb&s=5
http://tinypic.com/view.php?pic=2m3h5l2&s=5

Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
%2812%2F%28x-1%29%29%2F%28%286%2Fx%29%29
:
we need to invert the bottom fraction and multiply
:
%2812%2F%28x-1%29%29%2A%28x%2F6%29=2cross%2812%29x%2Fcross%286%29%28x-1%29=2x%2F%28x-1%29
:
%28%283%2Fx%29%2B%283%2Fy%29%29%2F%28%283%2Fx%29-%283%2Fy%29%29
:
find common denominators for numerator and denominator
:
%28%283y%2B3x%29%2Fxy%29%2F%28%283y-3x%29%2Fxy%29
:
now invert bottom fraction and multiply
:
%28%283y%2B3x%29%2Fcross%28xy%29%29%2A%28cross%28xy%29%2F%283y-3x%29%29
:
cross%283%29%28y%2Bx%29%2Fcross%283%29%28y-x%29
:
highlight%28%28y%2Bx%29%2F%28y-x%29%29
:
%28%282%2Fs%29-%283%2Ft%29%29%2F%28%282t%2B3s%29%282t-3s%29%2Fst%29
:
find common denominator in top fraction
:
%28%282t-3s%29%2Fst%29%2F%28%282t%2B3s%29%282t-3s%29%2Fst%29
:
now invert bottom fraction and multiply
:
%28cross%28%282t-3s%29%29%2Fcross%28st%29%29%2A%28cross%28st%29%2F%282t%2B3s%29cross%28%282t-3s%29%29%29
:
highlight%281%2F%282t%2B3s%29%29