document.write( "Question 406419: how can i solve this system of equation by subtraction
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document.write( "4x-y=41
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document.write( "2x+y=25 \n" );
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Algebra.Com's Answer #286787 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! solve this system of equation by subtraction \n" ); document.write( "4x-y=41 \n" ); document.write( "2x+y=25 \n" ); document.write( "--- \n" ); document.write( "Add the equations to get rid of the y-terms: \n" ); document.write( "6x = 66 \n" ); document.write( "x = 11 \n" ); document.write( "--- \n" ); document.write( "Now, solve for \"y\": \n" ); document.write( "2x+y = 25 \n" ); document.write( "2*11+y = 25 \n" ); document.write( "22 +y = 25 \n" ); document.write( "y = 3 \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=========== \n" ); document.write( " |