document.write( "Question 992806: Solving Systems of Linear Equations.\r
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\n" ); document.write( "3x+y=7
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Algebra.Com's Answer #612297 by ikleyn(52781)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Multiply the second equation by 2 and then add the first one.\r
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