I'm struggling with this and could really use some help!​

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

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

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)