document.write( "Question 63213: need help
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document.write( "Solve the system of equations for x and y using any method
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document.write( "x+2y=-5 x =2y-1
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document.write( "thanks \n" );
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Algebra.Com's Answer #43987 by Cintchr(481)![]() ![]() ![]() You can put this solution on YOUR website! 1. \n" ); document.write( "2. \n" ); document.write( "plug 2 into 1 \n" ); document.write( " \n" ); document.write( "combine like terms \n" ); document.write( " \n" ); document.write( "add 1 to both sides \n" ); document.write( " \n" ); document.write( "divide by 4 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Substitute this back into equation 1 \n" ); document.write( " \n" ); document.write( "add 1 to both sides \n" ); document.write( " \n" ); document.write( "divide by 2 \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "SOLUTION : ( -1 , -2 ) \n" ); document.write( " \n" ); document.write( " |