document.write( "Question 316828: Solve the following system of equations\r
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document.write( "x-2y=-8
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document.write( "3x+2y=0\r
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document.write( "(x,y)=? \n" );
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Algebra.Com's Answer #226789 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! x-2y=-8 \n" ); document.write( "3x+2y=0 add. \n" ); document.write( "-------------- \n" ); document.write( "4x=-8 \n" ); document.write( "x=-8/4 \n" ); document.write( "x=-2 ans. \n" ); document.write( "-2-2y=-8 \n" ); document.write( "-2y=-8+2 \n" ); document.write( "-2y=-6 \n" ); document.write( "y=-6/-2 \n" ); document.write( "y=3 ans. \n" ); document.write( "Proof: \n" ); document.write( "3*-2+2*3=0 \n" ); document.write( "-6+6=0 \n" ); document.write( "0=0 \n" ); document.write( " |