Which of the following is not equivalent to the following expression: 7x - 7?
?
A. seven less than seven times a number.
B. seven times a number decreased by 7.
C. ?7(x - 7)
D. seven subtracted from seven times a number.
E. ?none of the above.
Answer: C
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Solve the problem.Amarillo Motors manufactures an economy car called the Citrus, which is notorious for its inability to hold a respectable resale value. The average resale value of a set of 1998 Amarillo Citrus's is summarized in the table below along with the age of the car at the time of resale and the number of cars included in the average. Fit a line of the form ln(V) = m?a + b to the data, where V is the resale value in thousands of dollars and a is the age of the car in years.. 
A. ln(V) = 0.315a B. ln(V) = 0.299a - 2.951 C. ln(V) = -0.303a + 2.953 D. ln(V) = 0.314a - 2.986
Provide an appropriate response.True or false? The equation (x + 13)2 = 0 has exactly one real solution. If false, give the correct number of real solutions.
A. False; three B. False; two C. False; zero D. True
Factor the polynomial f(x). Then solve the equation f(x) = 0.f(x) = x3 - 5x2 - 9x + 45
A. (x - 3)(x + 3)(x - 5) ; -3, 3, -5 B. (x - 3)(x + 3)(x - 6) ; 3, -3, 6 C. (x - 3)(x + 3)(x - 5) ; 3, -3, 5 D. (x + 3)(x - 3)(x + 5) ; -3, 3, -5
Draw the graph.  figure 2.png)
 figure 1.png)