Limit of f of x as x approaches 5 where f of x equals x plus 4 when x is less than -5 and f of x equals 4 minus x when is is greater than or equal to -5

What does independent variable and dependent variable mean in math?

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad