Report
 If 
 1
 2
 +
 2
 5
 s
 =
 s
 −
 3
 4
 2
 1
  
 + 
 5
 2
  
 s=s− 
 4
 3
  
 start fraction, 1, divided by, 2, end fraction, plus, start fraction, 2, divided by, 5, end fraction, s, equals, s, minus, start fraction, 3, divided by, 4, end fraction , what is the value of 
 s
 ss?