Please answer the question in the picture.

What is the equation of the line shown in this graph?

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?