document.write( "Question 637430:  -2x+3y=-37.5\r
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document.write( "-4x+0y=-24 \n" );
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| Algebra.Com's Answer #401666 by checkley79(3341)      You can put this solution on YOUR website! -2x+3y=-37.5 MULTIPLY BY -2 & ADD \n" ); document.write( "-4x+0y=-24 \n" ); document.write( "4X-6Y=+75 \n" ); document.write( "---------------- \n" ); document.write( "-6Y=51 \n" ); document.write( "Y=51/-6 \n" ); document.write( "Y=8.5 ANS. \n" ); document.write( "2X+3*8.5=37.5 \n" ); document.write( "2X+25.5=37.5 \n" ); document.write( "2X=37.5-25.5 \n" ); document.write( "2X=12 \n" ); document.write( "X=12/2 \n" ); document.write( "X=6 ANS. \n" ); document.write( "PROOF: \n" ); document.write( "-4*6+0*8.5=-24 \n" ); document.write( "-24=-24 \n" ); document.write( " \n" ); document.write( " |