document.write( "Question 761189: c The product of the numbers is 2 less than the lesser number. Find the lesser number. \r
\n" );
document.write( "\n" );
document.write( "I got x+x+4=2x+4-2...this did not calculate out to get the same answer that the back of my book has of -2 or -1. Please help! Thanks! \n" );
document.write( "
Algebra.Com's Answer #463079 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! One number is 4 greater than another. \n" ); document.write( " x and x + 4 \n" ); document.write( "The product \n" ); document.write( " x(x + 4) \n" ); document.write( "is 2 less than the lesser number. \n" ); document.write( " x - 2\r \n" ); document.write( "\n" ); document.write( " x(x + 4) = x - 2 \n" ); document.write( " x^2 + 4x = x - 2 \n" ); document.write( "Collect like terms \n" ); document.write( " x^2 + 4x - x + 2 = 0 \n" ); document.write( " x^2 + 3x + 2 = 0 \n" ); document.write( " (x + 2)(x + 1) = 0 \n" ); document.write( "So, x = -1 or -2 \n" ); document.write( "Hope this helps. \n" ); document.write( ":-) \n" ); document.write( " \n" ); document.write( " |