Consider the function represented by the equation y-6x-9=0Which answer shows the equation written in function notation with x as the independent variable?

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin. how many doctors use brand x aspirin

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?