It's a simple sytem of equation:multiply the first line for $-3$ the second for $2$, them add the first for the second, you'll find $y$, substitute and you're done. – 2012-11-10
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@joriki: How do you embed a link like that in comments? I know how to do it in questions and answers, but never did figure out how to do it in comments. – 2012-11-10
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Basically, its simultaneous equations so?? – 2012-11-10
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Put it in a matrix first... – 2012-11-10
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how to you mean put it in a matrix?? you just made it very confusing haha – 2012-11-10
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@Cameron: Press "help" under the "Add Comment" button to see a mini-guide to mini-Markdown. For a link, enclose the text to be linked in square brackets, immediately followed (no intervening space) by the URL in parentheses. – 2012-11-10