Help pls and Ty!

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

Atorch and a battery cost 2.50 altogether. the torch costs 1.50 more than the battery. what fraction of the total price is the torch? give your answer in its simplest form.

What is the solution to the system of equation graphed belowa.(0,-4)b.(2,5),1),-3)