Answer:
x = 7
Explanation:
cause the lines on the left are the same and the lines on the upper part are the same so thats why the longer lines are parallel to each other.
that means the the angles are the same.
6x + 1 = 9x - 23
-3x = -24 ... ×(-1)
3x = 24 ... ÷3
x = 7