document.write( "Question 119349: How do you solve this equation? I think you have to multiply one of them by a negative and add them together, but I'm unsure. Please advise.\r
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document.write( "2x + 3y = 4
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document.write( "3x + 2y = 6 \n" );
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Algebra.Com's Answer #87447 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! MULTIPLY THE FIRST EQUATION BY 3 THEN MULTIPLY THE SECOND EQUATION BY -2 & ADD THEM. \n" ); document.write( "6X+9Y=12 \n" ); document.write( "-6X-4Y=-12 \n" ); document.write( "------------------------------ \n" ); document.write( "5Y=0 \n" ); document.write( "Y=0 ANSWER. \n" ); document.write( "6X+9*0=12 \n" ); document.write( "6X=12 \n" ); document.write( "X=12/6 \n" ); document.write( "X=2 ANSWER. \n" ); document.write( "PROOF \n" ); document.write( "3*2+2*0=6 \n" ); document.write( "6=6 \n" ); document.write( " |