X³+y³+z³=

D:
i don't know why i asked this question, lol

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

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

Arace is 10 kilometers long.markers will be placed at the beginning and end of the race course and at each 500 meter mark.how many markers are needed to mark the course for the race?