Simplify. Assume that variables can represent any real number.
A. 7t
B. 24
C. 7
D. 7t2
Answer: C
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Which method should be used to solve the system? Explain your answer, including a description of the first step.x2 + y2 = 49x + 10y = 5
What will be an ideal response?
Provide an appropriate response.Identify the symbolic interpretation of the statement: Four times the difference between a number and seven is sixteen.
A. 4x - 7 = 16 B. 4(x + 7) = 16 C. 4(x - 7) = 16 D. x - 4(7) = 16
Solve the problem.Suppose that the speed of a car, measured in miles per hour (mph), is monitored for some short period of time after the driver applies the brakes. The following table relates the speed of the car to the amount of time, measured in seconds (sec), elapsed from the moment that the brakes are applied. Make a scatter diagram of the data. What is happening to the speed of the car during this time frame?
A. The speed of the car
increased as time elapsed.
B. The speed of the car
decreased as time elapsed.
C. The speed of the car
decreased as time elapsed.
D. The speed of the car
increased as time elapsed.
Simplify the complex fraction.
A. - 
B. - 
C. 
D. - 