Question 627694
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Hi, copied Your 20- pound bad ....
Re:  TY. Note: "lb" is an abbreviation for pound
Had 20 lb, mice ate {{{highlight(X)}}}, added 8 lb, now have 24 lbs
 20 - X + 8 = 24    This is the EQ You are looking for
   28 - 24 = X
      4 = X
 Mice ate 4 pounds