Find the slope and y-intercept of the line.-x + 10y = 90
A. slope = -1; y-intercept = 90
B. slope = - 
; y-intercept = 9
C. slope = 10; y-intercept = -90
D. slope = 
; y-intercept = 9
Answer: D
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Solve the equation.33x2 + 15x = 0
A. 
B. 
C. 
D. {0}
As part of a statistics project, a 6th grade teacher brings to class a container with 200 red marbles and 800 white marbles which are thoroughly mixed. To figure out how many marbles in the container are red without actually counting them all, a student randomly draws 150 marbles from the container. Of the 150 marbles drawn, 33 are red.Suppose that the student is given the N-value. What is a reasonable estimate for the number of red marbles in the container?
A. 183 B. 150 C. 33 D. 220 E. none of these
Decide whether the expression has been simplified correctly.(x4)2 = x6
A. Not simplified correctly B. Simplified correctly
The graph of a linear function f is shown. Write the equation that defines f. Write the equation in slope-intercept form.
A. y = 
B. y = -4x
C. y = 4x
D. y = 