document.write( "Question 819266: I need help with this problem:
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document.write( "One number added to twice another number is thirteen. Four times the first number added to twice the other number is negative two. Find the numbers. \n" );
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Algebra.Com's Answer #493004 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! a and b\r \n" ); document.write( "\n" ); document.write( "4a+2b=-2 \n" ); document.write( "a+2b=13 \n" ); document.write( "subtract \n" ); document.write( "3a=-15 \n" ); document.write( "a=-5 \n" ); document.write( "-5 +2b=13 \n" ); document.write( "2b=18 \n" ); document.write( "b=9 \n" ); document.write( "check \n" ); document.write( "-20+18=-2 \n" ); document.write( "ok \n" ); document.write( "check \n" ); document.write( "-5+18=13 \n" ); document.write( "ok\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |