document.write( "Question 328330: Solve using substitution
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document.write( "3x+2y=6
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document.write( "x=34-6y \n" );
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Algebra.Com's Answer #235133 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 3x+2y=6 \n" ); document.write( "x=34-6y \n" ); document.write( ".. \n" ); document.write( "plug the value of x in the first equation \n" ); document.write( "3(34-6y)+2y=6 \n" ); document.write( "102-18y+2y=6 \n" ); document.write( "-16y=-102+6 \n" ); document.write( "-16y=-96 \n" ); document.write( "y=-96/-16 \n" ); document.write( "y=6 \n" ); document.write( ".. \n" ); document.write( "plug the value of y in the same equation \n" ); document.write( "3x+2*6=6 \n" ); document.write( "3x+12=6 \n" ); document.write( "3x=-12+6 \n" ); document.write( "3x=-6 \n" ); document.write( "x=-4 \n" ); document.write( " \n" ); document.write( " |