Answer:
18.8
Step-by-step explanation:
the distance between E and F is 6
the distance between F and G is 5
the distance between E and G is 7.8102
add them all together to get 18.8102
I belive the answer is D
3x = x + 24
3x - x = 24
2x = 24
x = 24 : 2
x = 12