Question 1091488
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Althea + Leah + Jessika = 34,

(L+5)  +  L   + (L-4)   = 34,  ====>


3L + 1 = 34  ====>  3L = 34 - 1 = 35  ====>  L = {{{33/3}}} = 11.


<U>Answer</U>.  Leah is 11 years old.   Althea is 11+5 = 16 years old.   Jessika is 11-4 = 7 years old.
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