Respuesta :

plugwalk445

Answer:

Elga is 27 years old

Step-by-step explanation:

       AGE 27

Alvin 2x

Elga  x

x+2x = 81

81=3x

81/3=x

x=27

Hope this helps! (:

Psyxchie

Answer:

Elga's age is 27.

Step-by-step explanation:

x + 2x = 81

3x ÷ 3 = 81 ÷ 3

x = 27

Checking:

27 + 2(27) = 81

81 = 81

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