document.write( "Question 749368: the sum of two number is 28.if the second number is thrice the first ,what is the second number.
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Algebra.Com's Answer #455928 by mykailao(6)![]() ![]() ![]() You can put this solution on YOUR website! The sum is 28. \r \n" ); document.write( "\n" ); document.write( "Let x = first no. \n" ); document.write( "Let 3x = second no. \r \n" ); document.write( "\n" ); document.write( "x + 3x = 28 \n" ); document.write( "4x = 28 \n" ); document.write( "x = 7\r \n" ); document.write( "\n" ); document.write( "Answer: \n" ); document.write( "First no. = x = 7 \n" ); document.write( "Second no. = 3x = 21\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |