document.write( "Question 449374: How do I solve this system?
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document.write( "-x-12=-4y
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document.write( "2x-3y= 6 \n" );
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Algebra.Com's Answer #309119 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How do I solve this system? \n" ); document.write( "-x-12=-4y \n" ); document.write( "2x-3y= 6 \n" ); document.write( "---- \n" ); document.write( "Rearrange: \n" ); document.write( "-x + 4y = 12 \n" ); document.write( "2x - 3y = 6 \n" ); document.write( "---- \n" ); document.write( "Multiply thru the top equation by 2: \n" ); document.write( "-2x + 8y = 24 \n" ); document.write( "2x - 3y = 6 \n" ); document.write( "------------------- \n" ); document.write( "Add and solve for \"y\": \n" ); document.write( "5y = 30 \n" ); document.write( "y = 6 \n" ); document.write( "--- \n" ); document.write( "Solve for \"x\": \n" ); document.write( "-x+4y = 12 \n" ); document.write( "-x + 4*6 = 12 \n" ); document.write( "-x = -12 \n" ); document.write( "x = 12 \n" ); document.write( "======= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " |