document.write( "Question 977704: A is x years old and B is (5x-12) years old. Given that B is twice as old as A, the the age of A is: ...? \n" ); document.write( "
Algebra.Com's Answer #599241 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
A is x years old and B is (5x-12) years old. Given that B is twice as old as A, the the age of A is: ...?
\n" ); document.write( "-----
\n" ); document.write( "Equation:
\n" ); document.write( "B = 2*A
\n" ); document.write( "-----
\n" ); document.write( "5x-12 = 2*x
\n" ); document.write( "----
\n" ); document.write( "3x = 12
\n" ); document.write( "x = 4 yrs (A's age now)
\n" ); document.write( "================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "---------------
\n" ); document.write( "
\n" );