document.write( "Question 808629: how do you solve a system of linear equations (using the addition/elimination method) if there is no lcd? \n" ); document.write( "

Algebra.Com's Answer #487119 by solver91311(24713) $\"\"$ $\"About$

You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "There is ALWAYS a least common multiple. (lowest common denominator is an inappropriate term in this context)\r
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Eq. 1\r
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Eq. 2\r
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\n" ); document.write( "\n" ); document.write( "Multiply Eq. 1 by

and Eq. 2 by

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\n" ); document.write( "\n" ); document.write( "Then when you add the two equations you get:\r
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\r
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\n" ); document.write( "\n" ); document.write( "which is a single variable linear equation in

. Alternatively, you could use

and

as your multipliers so as to end up with a single variable linear equation in

, if that's what makes your socks roll up and down.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "Egw to Beta kai to Sigma
\n" ); document.write( "My calculator said it, I believe it, that settles it
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$\"The$

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