A line segment with endpoints (7,5) and (10, 1) is reflected across the line y = -x. Which pair of coordinates represents the endpoints of the given segment after the reflection? A (-7, 5) and (-10, 1)
B (-5, -7) and (-1, -10)
C(5, 7) and (1, 10)
D (7,-5) and (10,-1)​

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

Ineed in figuring out this problem.

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.