document.write( "Question 876445: The double of Mr. beery's age squared is equal to his age times 67 plus 105. How old is Mr. Beery?
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #528804 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
Let a = his age
\n" ); document.write( "write an equation for exactly what it says
\n" ); document.write( ":
\n" ); document.write( "The double of Mr. beery's age squared is equal to his age times 67 plus 105.
\n" ); document.write( "2a^2 = 67a + 105
\n" ); document.write( "A quadratic equation
\n" ); document.write( "2a^2 - 67a - 105 = 0
\n" ); document.write( "You can use the quadratic formula but this will factor to
\n" ); document.write( "(2a+3)(a-35) = 0
\n" ); document.write( "The positive solution
\n" ); document.write( "a = 35 is Mr B's age
\n" ); document.write( "
\n" ); document.write( "
\n" );