Ineed answering this question can someone me

x = 65°

In order to solve this problem you need to know:
1. The sum of the interior angles of a triangle adds up to 180°.
2. Supplementary angles add up to 180°.
3. The sum of the interior angles of a hexagon adds up to 720°.
4. Vertical angles are congruent and have the same measure.
5. The exterior angle of a triangle is the sum of the nonadjacent interior angles.

See attachment for details.

4x 20 is 80 but if ther machine is broken then there is none you have to redo the test