document.write( "Question 1048408: john's present age is at least three times as great as his age 10 years ago. Find the greatest possible age of john at present. \n" ); document.write( "
Algebra.Com's Answer #663994 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!
x, John's present age
\n" ); document.write( "x >= 3(x-10)
\n" ); document.write( "30 >= 2x
\n" ); document.write( "15 >= x
\n" ); document.write( "x <=15
\n" ); document.write( "x = 15, the greatest possible age of john at present
\n" ); document.write( "
\n" );