document.write( "Question 21808: Solve the system by the addition method.
\n" ); document.write( "6x + 3y = 51
\n" ); document.write( "2x - 6y = 38
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Algebra.Com's Answer #10728 by khwang(438)\"\" \"About 
You can put this solution on YOUR website!
This belongs to linear system, not linear algebra.\r
\n" ); document.write( "\n" ); document.write( " Also, there is no any excuse taht you are not able to solve it
\n" ); document.write( " if you have ever try.\r
\n" ); document.write( "\n" ); document.write( " Kenny
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