Simplify (45)-(+14). Pls guys explain it to me

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

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?