document.write( "Question 812149: a stairway has less than 20 steps. if tony goes up 2 steps at a time, then one step is left at the end. if he goes up 3 steps at a time then 2 steps are left. if he goes up 4 steps at a time then 3 steps are left. how many steps does the stairway have? \n" ); document.write( "

Algebra.Com's Answer #489054 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

You can put this solution on YOUR website!
a stairway has less than 20 steps. if tony goes up 2 steps at a time, then one step is left at the end. if he goes up 3 steps at a time then 2 steps are left. if he goes up 4 steps at a time then 3 steps are left.
\n" ); document.write( " how many steps does the stairway have?
\n" ); document.write( ":
\n" ); document.write( "11 steps, you can reason it out, but I am not sure how you would solve it with Algebra \n" ); document.write( "

\n" );