document.write( "Question 540697: Johnny left his office and took the elvator down 4 floors to the cafeteria. He then went up 21 floors to the meeting on the 28th floor. Where is Johnny's office located ? \n" ); document.write( "
Algebra.Com's Answer #353819 by oberobic(2304)![]() ![]() ![]() You can put this solution on YOUR website! J = Johnny's floor \n" ); document.write( ". \n" ); document.write( "J-4 = cafeteria's floor \n" ); document.write( ". \n" ); document.write( "J-4+21 = 28 \n" ); document.write( ". \n" ); document.write( "J = 28 +4 -21 = 11 \n" ); document.write( ". \n" ); document.write( "Johnny's floor is the 11th floor. \n" ); document.write( " |