document.write( "Question 172444: I need help solving a substitution problom\r
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document.write( "-3x+y=-3
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document.write( "2x-5y=-11 \n" );
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Algebra.Com's Answer #127337 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! -3x+y=-3 or y=3x-3 \n" ); document.write( "2x-5y=-11 \n" ); document.write( "2x-5(3x-3)=-11 \n" ); document.write( "2x-15x+15=-11 \n" ); document.write( "-13x=-11-15 \n" ); document.write( "-13x=-26 \n" ); document.write( "x=-26/-13 \n" ); document.write( "x=2 ans. \n" ); document.write( "y=3*2-3 \n" ); document.write( "y=6-3 \n" ); document.write( "y=3 ans. \n" ); document.write( " \n" ); document.write( " |