document.write( "Question 259836: Two rainstorms occurred in one week in a certain area. In the first storm 25 ml of rain fell per hour, and in the second storm 20 ml of rain fell per hour. Rain fell that week for a total of 70 hours for a total rainfall of 1550 ml . How long was each storm? \n" ); document.write( "
Algebra.Com's Answer #191310 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
25x+20y=1550
\n" ); document.write( "x+y=70
\n" ); document.write( "x=30
\n" ); document.write( "y=40
\n" ); document.write( "
\n" ); document.write( "
\n" );