document.write( "Question 246893: 3x + 4y = 5
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document.write( "2x + 3y = 4 \r
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document.write( "Solve this problem using elimination.
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document.write( "I wasn't sure how to do it, because you can't elimate any one of those numbers. \n" );
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Algebra.Com's Answer #180201 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 3x + 4y = 5 MULTIPLY BY 2 \n" ); document.write( "2x + 3y = 4 MULTIPLY BY -3 & ADD \n" ); document.write( "6X+8Y=10 \n" ); document.write( "-6X-9Y=-12 \n" ); document.write( "-------------------- \n" ); document.write( "-Y=-2 \n" ); document.write( "Y=2 ans. \n" ); document.write( "3X+4*2=5 \n" ); document.write( "3X+8=5 \n" ); document.write( "3X=5-8 \n" ); document.write( "3X=-3 \n" ); document.write( "X=-3/3 \n" ); document.write( "X=-1 ans. \n" ); document.write( "Proof: \n" ); document.write( "2*-1+3*2=4 \n" ); document.write( "-2+6=4 \n" ); document.write( "4=4 \n" ); document.write( " \n" ); document.write( " |