document.write( "Question 152167: System of Linear Equations:\r
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document.write( "Solve the system using the addition method.\r
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document.write( "5x=6y+40
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document.write( "2y=8-3x \n" );
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Algebra.Com's Answer #111935 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 5x=6y+40 \n" ); document.write( "2y=8-3x MULTIPLY THIS EQUATION BY -3 & ADD. \n" ); document.write( "-6y=-24+9X \n" ); document.write( "6y=-40+5x \n" ); document.write( "------------------- \n" ); document.write( "0y=-64+14x \n" ); document.write( "14x=64 \n" ); document.write( "x=64/14 \n" ); document.write( "x=32/7 answer. \n" ); document.write( "5*32/7=6y+40 \n" ); document.write( "160/7=6y+40 \n" ); document.write( "6y=160/7-40 \n" ); document.write( "6y=(160-40*7)/7 \n" ); document.write( "6y=(160-280)/7 \n" ); document.write( "6y=-120/7 \n" ); document.write( "y=-120/7*1/6 \n" ); document.write( "y=-120/42 \n" ); document.write( "y=-20/7 answer. \n" ); document.write( " \n" ); document.write( " |