Write an English phrase that would translate into the given mathematical expression.4(t + 9)
A. Four times the sum of a number t and 9
B. Four times a number t, increased by 9
C. Four more than the sum of a number t and 9
D. The sum of a number t and 9
Answer: A
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Provide an appropriate response. Write a function that represents the data shown below. The number of hours and the total cost are for a technical support phone service that charges by the hour (or any part of an hour).HoursTotal Cost2543764985120
A. C(x) = 24x B. C(x) = 20x + 14 C. C(x) = 27x D. C(x) = 22x + 10
The following comparison line graph indicates the number of vehicles sold for a seven week period by two different salespeople. Use the graph to answer the question.
In the fifth week, how many vehicles did Chris sell?
A. 3 vehicles B. 4 vehicles C. 2 vehicles D. 5 vehicles
Solve the problem.The following chart shows a book publisher's monthly sales by book category for the first quarter of the year. Complete the totals by adding horizontally and vertically. 
A.
B.
C.
D.
Use the quotient rule to divide and simplify.
A. -5x6 B. 5x2 C. -5x2 D. -125x8