document.write( "Question 252310: Two numbers are such that their difference, their sum, and their product are to
\n" );
document.write( "each other as 1:7:24. Their product must equal what number? \n" );
document.write( "
Algebra.Com's Answer #184163 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Two numbers are such that their difference, their sum, and their product are to \n" ); document.write( "each other as 1:7:24. Their product must equal what number? \n" ); document.write( ": \n" ); document.write( "Two numbers a & b \n" ); document.write( "Let x = the multiplier \n" ); document.write( ": \n" ); document.write( "a - b = 1x \n" ); document.write( "a + b = 7x \n" ); document.write( "a * b = 24x \n" ); document.write( ": \n" ); document.write( "Add the 1st two equations \n" ); document.write( "a - b = x \n" ); document.write( "a + b = 7x \n" ); document.write( "2a = 8x \n" ); document.write( "a = 4x \n" ); document.write( "or \n" ); document.write( "x = .25a \n" ); document.write( ": \n" ); document.write( "a * b = 24x \n" ); document.write( "Replace 24x; a = 4x therefore: \n" ); document.write( "a * b = 6a \n" ); document.write( "b = 6 \n" ); document.write( "; \n" ); document.write( "Using the 1st equation \n" ); document.write( "a - b = 1x \n" ); document.write( "Replace b with 6 and x with .25a \n" ); document.write( "a - 6 = .25a \n" ); document.write( "a - .25a = 6 \n" ); document.write( ".75a = 6 \n" ); document.write( "a = \n" ); document.write( "a = 8 \n" ); document.write( ": \n" ); document.write( "Find the multiplier \n" ); document.write( "a - b = x \n" ); document.write( "8 - 6 = 2 \n" ); document.write( ": \n" ); document.write( "Check this \n" ); document.write( "a - b = 2 (1*2) \n" ); document.write( "a + b = 14; (7*2) \n" ); document.write( "a * b = 48: (24*2) \n" ); document.write( ": \n" ); document.write( "The numbers are 8 and 6; their products = 48 \n" ); document.write( " |