Which digit is in the hundred millions place? 812,906,435,000

6x - 8 = 16 solve the following equation. then place the correct number in the box provided.

Bugs bunny was 33 meters below ground, digging his way toward pismo beach, when he realized he wanted to be above ground. he turned and dug through the dirt diagonally for 80 meters until he was above ground

[15 points, algebra 2]simplify the complex fraction and find the restrictions.