SOLUTION: xy+zw=ab+cd ;Solve for d

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Question 643056: xy+zw=ab+cd ;Solve for d
Answer by ReadingBoosters(3246) About Me  (Show Source):
You can put this solution on YOUR website!
Starting with
xy + zw = ab + cd
...
Solve for d
...
xy + zw - ab = cd
...
highlight_green%28%28xy%2Bzw-ab%29%2Fc+=+d%29
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