Respuesta :

Answer:26

Step-by-step explanation:

Gia's final number, if her starting number is 9 is 22

How to determine Gia's final number?

The rule of Gia's number is given as:

y = 2x + 4

Where x represents the starting number and y represents the final number.

Substitute 9 for x in y = 2x + 4

y = 2 * 9 + 4

Evaluate

y = 22

Hence, Gia's final number is 22

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