<h2>
Explanation:</h2><h2 />
This problem has missing information, so I've provided my own diagram below.
By Alternate Interior Angles:
Angles ∠6 and 48 degrees are supplementary:
Internal angles of every triangle add up to 180 degrees:
Finally:
Answer:
3
x
3
+
6
x
2
+
8
x
+
24
+
47
x
−
2
Step-by-step explanation: