Respuesta :

Answer:

FG = 15

Step-by-step explanation:

Note that

EF + FG = EG ← substitute values into equation, that is

6 + FG = 21 ( subtract 6 from both sides )

FG = 21 - 6 = 15

Answer:

15

Step-by-step explanation:

21-6 = 15.

the answer to the question