Which ordered pair is a solution of the equation? y=4x+9y=4x+9y, equals, 4, x, plus, 9

(Choice A)
A
Only(-3,3)

(Choice B)
B
Only (-2,2)

(Choice C)
C
Both (-3,3)(−3,3)

(Choice D)
D
neither

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

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?

Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. what could you find the answer?