Perform the indicated operation. Don't forget to simplify if possible. Subtract 6x + 3 from 4x - 15
A. 10x - 12
B. -2x + 12
C. 2x + 18
D. -2x - 18
Answer: D
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Divide. Simplify, if possible.
÷ 
A. 
B. 
C. 
D. 
Solve the problem.The number of ways that the first-, second-, and third-place winners in a singing competition can be selected from n finalists is given by P(n) = n3 - 3n2 + 2n. If there are 6 finalists, how many ways can the first-, second-, and third-place winners be selected?
A. 216 B. 20 C. 120 D. 720
Find the domain and the vertical asymptote of the function.g(x) = ln (x - 7)
A. Domain: (7, ?); vertical asymptote: x = 7 B. Domain: (0, ?); vertical asymptote: x = 0 C. Domain: (-7, ?); vertical asymptote: x = -7 D. Domain: (-?, ?); vertical asymptote: none
Write the prime factorization of the number.497
A. 72 B. 7 ? 71 C. 72 ? 71 D. 7 ? 69