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I have a pair of simultaneous equations. The solution I have solves them by 'inspection'. Fair enough. Why can't I solve them by substitution? I can't get it to work.
The solution says "by inspection, A = - 2, B = 0". When I use substitution, I can't get these answers.
Thanks.
Last edited by Daniel123 (2009-02-26 07:28:23)
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The Beginning Of All Things To End.
The End Of All Things To Come.
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Thus we have proven that I am an idiot.
Thanks luca
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