document.write( "Question 59323: what is 2x-3y=12
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document.write( " x=4y+1\r
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document.write( "substituion form \n" );
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Algebra.Com's Answer #40663 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 2X-3Y=12 \n" ); document.write( "X=4Y+1 MULTIPLY THIS EQUATION BY -2 AND ADD \n" ); document.write( "-2X+8Y=-2 \n" ); document.write( "2X-3Y=12 \n" ); document.write( "-------------------------- \n" ); document.write( "5Y=10 \n" ); document.write( "Y=10/5 \n" ); document.write( "Y=2 \n" ); document.write( "X=4Y+1 \n" ); document.write( "X=4*2+1 \n" ); document.write( "X=8+1 \n" ); document.write( "X=9 \n" ); document.write( "PROOF \n" ); document.write( "2*9-3*2=12 \n" ); document.write( "18-6=12 \n" ); document.write( "12=12 \n" ); document.write( "65/5=12 \n" ); document.write( " \n" ); document.write( " |