Point (4,-5) is mapped onto when rotated 90° clockwise about the origin.
OA) (-5,-4)
B) (5, 4)
C) (5,-4)
OD) (-5,4)

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left