document.write( "Question 94560: Please help.\r
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document.write( "The difference of 2 numbers is 6. The second is 9 less than 2 times the first. What are the 2 numbers? \n" );
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Algebra.Com's Answer #68883 by jayanthihemkos@yahoo.com(87)![]() ![]() ![]() You can put this solution on YOUR website! The difference of 2 numbers is 6. The second is 9 less than 2 times the first. What are the 2 numbers?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let the first number = x \r \n" ); document.write( "\n" ); document.write( "The second number = 2x-9\r \n" ); document.write( "\n" ); document.write( "The difference of the two number = 6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x-(2x-9) = 6\r \n" ); document.write( "\n" ); document.write( "x - 2x +9 = 6\r \n" ); document.write( "\n" ); document.write( "-x +9 = 6\r \n" ); document.write( "\n" ); document.write( "-x +9 -9 = 6-9\r \n" ); document.write( "\n" ); document.write( "-x = -3\r \n" ); document.write( "\n" ); document.write( "x = 3 (-ve sign on bothside gets cancelled)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "CHECK\r \n" ); document.write( "\n" ); document.write( "x-(2x-9) = 6\r \n" ); document.write( "\n" ); document.write( "3-[2(3)-9] = 6\r \n" ); document.write( "\n" ); document.write( "3 - [6-9] = 6\r \n" ); document.write( "\n" ); document.write( "3-(-3) = 6\r \n" ); document.write( "\n" ); document.write( "3+3 = 6\r \n" ); document.write( "\n" ); document.write( "6= 6\r \n" ); document.write( "\n" ); document.write( "LHS = RHS\r \n" ); document.write( "\n" ); document.write( "Hence x = 3 is the solution\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |