document.write( "Question 21508: Here is my problem:\r
\n" );
document.write( "\n" );
document.write( "A father and his two sons bought a drug store for $320,000. If the father
\n" );
document.write( "invested twice as much as the older son, and the older son invested
\n" );
document.write( "$45,000 less than twice the younger son, how much did the father and
\n" );
document.write( "his sons each invest?\r
\n" );
document.write( "\n" );
document.write( "This needs to be solved as a linear equation.
\n" );
document.write( "The answer is: younger son, $65,000; older son, $85,000; father $170,000\r
\n" );
document.write( "\n" );
document.write( "I started with:
\n" );
document.write( "Father = A, older son = B and younger son = C
\n" );
document.write( "A + B + C = 320,000
\n" );
document.write( "2B = A
\n" );
document.write( "2C - 45,000 = B\r
\n" );
document.write( "\n" );
document.write( "But I don't know where to go from there.
\n" );
document.write( "Any help would be appreciated, Thanks!
\n" );
document.write( "Sandy \n" );
document.write( "
Algebra.Com's Answer #10393 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! The solution that you present as given must be incorrect. The problem states \n" ); document.write( "that the older son invested $45,000 less than the younger son. Your solution \n" ); document.write( "as stated has the older son investing 20,000 more than the younger son. \n" ); document.write( "Check the information again. \n" ); document.write( " |