Solve the system by graphing. If there isn't a unique solution to the system, state the reason.
A. (2, -1)
B. (1, 2)
C. (2, 1)
D. inconsistent system of equations
Answer: D
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Solve the problem.Suppose that we wish to distribute the four-digit random numbers from 0000 through 9999 so that the corresponding random numbers can be used to simulate the polluting spills in the Great Lakes. If the numbers 0000 to 2465 correspond to 0 spills, what is the estimated probability of 0 spills?
A. 
B. 
C. 
D. 
Describe how to obtain the graph of the given monomial function from the graph of g(x) = xn with the same power n.f(x) = -8x5
A. Vertically shrink by a factor of 
, and then reflect across x-axis
B. Vertically stretch by a factor of 8
C. Horizontally stretch by a factor of 8, and then reflect across x-axis
D. Vertically stretch by a factor of 8, and then reflect across x-axis
Solve the problem.The distance D that a spring is stretched by a hanging object varies directly as the weight W of the object. If a 28-kg object stretches a spring 89 cm, how far will a 10-kg weight stretch the spring?
A. 31.79 cm B. 3.1461 cm C. 127 cm D. 3.17857143 cm
Add or subtract as indicated. Write the answer in simplest form.6 - 
A. 
B. 
C. 
D. 