Question 468035
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Hi
 In order to 'solve' an Equation, it needs to be an equation.
If You meant: 
(s+1/4)(s+1/5)= 0
(s+1/4)=0  then s = -1/4
(s+1/5)= 0      s = -1/5

 (s+1/4)(s+1/5) = s^2 + (9/20)s + 1/20
F	First terms s^2
O	Outside terms (1/5)s  OR (4/20)s
I	Inside terms  (1/4)s  OR  (5/20)s
L	Last terms    1/20