document.write( "Question 109905: Solve each of the following by substitution\r
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document.write( "5x-2y=-5
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document.write( "y-5x=3\r
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document.write( "Thanks for any help!!!\r
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document.write( "Heather \n" );
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Algebra.Com's Answer #80099 by vidhyak(98)![]() ![]() ![]() You can put this solution on YOUR website! 5x-2y=-5 \n" ); document.write( "y-5x=3 \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Rearranging the equation \n" ); document.write( "5x -2y = -5 .......eq 1 \n" ); document.write( "-5x +y = 3 ....... eq 2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Adding Eq1 and eq2 you get \n" ); document.write( "-y = -2 \n" ); document.write( "y = 2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Substitute y = 2 in eq 1 oe eq 2 \n" ); document.write( "5x -2y = -5 \n" ); document.write( "5x -2(2) = -5 \n" ); document.write( "5x -4 = -5 \n" ); document.write( "5x = -1 \n" ); document.write( "x = -1/5 \n" ); document.write( " |