Find the slope and the y-intercept of the line.9x - 2y = -12
A. m = 0; y-intercept: (0, 9)
B. m = -9; y-intercept: (0, -6)
C. m = 
; y-intercept: (0,6)
D. m = 
; y-intercept: (0, -12)
Answer: C
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Rewrite as a single logarithm.2logb m - 
logb n + 
logb j - 4logb k
A. logb 
B. logb (2m - 
n + 
j - 4k)
C. logb 
D. logb 
Use the value of k = 1 to complete the table for the direct variation model 
Plot the points on a rectangular coordinate system.
a. 
b. 
c. 
d. 
Solve the problem.Brand X copier has improved its copier so that it produces 20% more copies than its old model. If the old model ran 572 copies per hour, how many copies would the new model run? Round your answer to the nearest whole number.
A. 671 copies per hour B. 587 copies per hour C. 686 copies per hour D. 318 copies per hour
Solve.Suppose that a polynomial function is used to model the data shown in the graph below.
For what intervals is the function decreasing?
A. 10 through 25 and 40 through 45 B. 0 through 10 and 25 through 40 C. 10 through 25 and 40 through 50 D. 10 through 50