Solve the equation.8k - 5 = 23 + k
A. 
B. 4
C. 
D. 2
Answer: B
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The following table shows the running speed R, in feet per second, of animals of length L, in inches. Explain in practical terms the meaning of the slope of the regression equation. L 3.5 6.3 9.4 9.8 R 8.29 15.71 24.01 24.96? ?
A. An increase of 1 inch in length corresponds to an increase of 2.65 feet per second in running speed. B. An increase of 1 inch in length corresponds to an increase of 2.65 feet per second in running speed. C. An increase of 1 inch in length corresponds to an animal that runs 2.65 times faster. D. An increase of 1 inch in length corresponds to an animal that runs 2.65 times faster.
Find the Cartesian coordinates of the given point.
A. (-6
, -6
)
B. (-12
, -12
)
C. (6
, -6)
D. (6
, -6
)
Solve the problem.Suppose you borrow $8050 for a term of nine years at simple interest and 
% APR. How much is the total (principal plus interest) you must pay back on the loan?
A. $10,658.20 B. $260.82 C. $2608.20 D. $8310.82 E. $8078.98
Multiply. Simplify by combining like terms.(a + 6b)(a + 10b)
A. b2 + 13ab + 60a2 B. 1 + 16ab + 16b2 C. a2 + 16ab + 60b2 D. a2 + 16a + 60b2