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**Daniel123****Member**- Registered: 2007-05-23
- Posts: 663

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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**luca-deltodesco****Member**- Registered: 2006-05-05
- Posts: 1,470

The Beginning Of All Things To End.

The End Of All Things To Come.

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**Daniel123****Member**- Registered: 2007-05-23
- Posts: 663

Thus we have proven that I am an idiot.

Thanks luca

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