document.write( "Question 695383: Solve the following systems of equation by substitution:\r
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document.write( "4. x=2y
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document.write( " 3x-2y=24\r
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Algebra.Com's Answer #428459 by mananth(16946)![]() ![]() You can put this solution on YOUR website! 4. x=2y \n" ); document.write( " 3x-2y=24\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "4x=2y \n" ); document.write( "divide by 2 \n" ); document.write( "y=2x\r \n" ); document.write( "\n" ); document.write( "substitute y in second equation \n" ); document.write( "3x-2(2x)=24 \n" ); document.write( "3x-4x=24 \n" ); document.write( "-x=24 \n" ); document.write( "x=-24\r \n" ); document.write( "\n" ); document.write( "plug x in first equation \n" ); document.write( "4x=2y \n" ); document.write( "4(-24)=2y \n" ); document.write( "y=-48 \n" ); document.write( " |