Answer:
Step-by-step explanation:
ASA because you have the given angles and sides ≅ and the vertical angles are also ≅
ASA
Since you have already proved two pairs of consecutive angles and sides congruent, you can also prove vertical angles congruent.
2X–3 =15
2X=15+3
2X=18
X=18/2
X= 9
I hope I helped you^_^
7 quarters
1. is a solution
2. is a solution
3. not a solution
4. not a solution
5. not a solution
6. is a solution
7. is a solution
8. not a solution
344543
88-3x=23y