What I’m support to fine it in the graph or find the slop, solve for x or y???? Put the whole question so I can help you
Answer:

Step-by-step explanation:
The vertical angles have the same measure, so ...
3x +50 = 6x -10
60 = 3x . . . . . add 10-3x
20 = x . . . . . . divide by 3
Answer:
parallel
a quadrilateral can be a parallelogram only and only if pair of opposite sides are equal and parallel.
4,2 is the answer for the above