document.write( "Question 34477: Solve by substitution:\r
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document.write( "x+3y=-25
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document.write( "y=-5x \n" );
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Algebra.Com's Answer #20779 by Prithwis(166)![]() ![]() ![]() You can put this solution on YOUR website! x+3y=-25 \n" ); document.write( "y=-5x\r \n" ); document.write( "\n" ); document.write( "x+3(-5x)=-25 \n" ); document.write( "x-15x=-25 \n" ); document.write( "-14x=-25 \n" ); document.write( "x=25/14\r \n" ); document.write( "\n" ); document.write( "y=-5(25/14) \n" ); document.write( "y=-125/14\r \n" ); document.write( "\n" ); document.write( "(x,y) = (25/14,-125/14) \n" ); document.write( " |