A stock is changing value by -$0.12 each minute. The stock’s value will have changed by -$1.68 after _ minutes. Answer asap plz

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

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps