document.write( "Question 283704: How do I solve this problem for Solving Systems of Linear Equations by Addition:
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document.write( "-10x-y= -3
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document.write( "-2x+y= -9 \n" );
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Algebra.Com's Answer #205902 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! How do I solve this problem for Solving Systems of Linear Equations by Addition: \n" ); document.write( "-10x-y= -3 \n" ); document.write( "-2x +y= -9 \n" ); document.write( "Since the y terms are both 1, add the equations. \n" ); document.write( "-10x-y= -3 \n" ); document.write( "-2x +y= -9 \n" ); document.write( "------------- Add \n" ); document.write( "-12x = -12 \n" ); document.write( "x = 1 \n" ); document.write( "------ \n" ); document.write( "-2*1 + y = -9 \n" ); document.write( "y = -7\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |