What is the value of x? Enter your answer as a decimal in the box. Round only your final answer to the nearest tenth.

Precalculus question, image attached.

In the figure, triangle aob and triangle boc form a linear pair ,find the measure of x

Sarah is collecting recyclables for a science project. on the first day she collected 35 recyclable objects. on the second day she had a total of 52 recyclables. on the third day she had a total of 69 recyclables. determine if the scenario describes an arithmetic or a geometric sequence. then, write the recursive formula for the sequence described.