document.write( "Question 1014551: Cheryl climbed a set of stairs and stopped at the middle step. She then walked down 2 steps, up 4 steps, down 3 steps, and up 5 steps, and she was at the top of the stairs. How many steps are in the set of stairs? \n" ); document.write( "
Algebra.Com's Answer #630839 by macston(5194) You can put this solution on YOUR website! . \n" ); document.write( "middle: m \n" ); document.write( "down 2 steps: m-2 \n" ); document.write( "up 4 steps: (m-2)+4=m+2 \n" ); document.write( "down 3 steps: (m+2)-3=m-1 \n" ); document.write( "up 5 steps: (m-1)+5=m+4 \n" ); document.write( ". \n" ); document.write( "Since there are 4 steps from middle to top. \n" ); document.write( "there are 4 steps from middle to bottom, \n" ); document.write( "for a total of 9 steps. \n" ); document.write( ". \n" ); document.write( "ANSWER: There are 9 steps. \n" ); document.write( " \n" ); document.write( " |