document.write( "Question 254012: a+b+c=12
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document.write( "a=5b
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document.write( "a+c=9 \n" );
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Algebra.Com's Answer #186352 by edjones(8007)![]() ![]() You can put this solution on YOUR website! a+b+c=12 \n" ); document.write( "a=5b \n" ); document.write( "a+c=9 \n" ); document.write( ". \n" ); document.write( "c=9-a \n" ); document.write( "c=9-5b since a=5b \n" ); document.write( ". \n" ); document.write( "5b+b+9-5b=12 \n" ); document.write( "b+9=12 \n" ); document.write( "b=3 \n" ); document.write( "a=15 \n" ); document.write( "c=-6 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |