Answer:
2 (C)
Explanation:
The "bisector" of the two sides is always equal to 1/2 of the base so...
2(3x-1) = 2x+6
Then, we simply btoh sides...
6x-2 = 2x+6
Then, we bring all the variables to one side and the numbers to the other..
4x = 8
Finally, we simplify to get our answer...
x=2 (C)