Respuesta :

Elga's age = x

Alvin's age = x + 7

x + x + 7 = 97.

Simplify the left side of the equation

2x + 7 = 97.

Subtract 7 from each side

2x = 90.

Divide each side by 2

x = 45

Since x is equal to Elga's age, Elga is 45 years old

Answer:

The correct answer is 43 years old. I just got it wrong and it shows me the correct answer afterwards. Hope this helps! Have a great day :)

Step-by-step explanation: