500
The value of x for the following: lines a, b, and c are parallel with line d as a transversal; (lines a and b) angles 1 and 2 are consecutive interior angles; (lines b and c) angles 2 and 3 are cooresponding angles; angle 1 = 3x + 18; angle 3 = 2x + 47.
What is x = 23?