The sum of two numbers is - 4. If one number is subtracted from the other, their difference is - 12. Find the numbers.

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

Abcd is a square. what is the measure of angle bac