Remove the parentheses from the expression.
A. 3x + y - 2z - 9 - 3r + 5s
B. -3x - y - 2z - 9 - 3r + 5s
C. 3x + y + 2z + 5 - 3r + 5s
D. 3x + y - 2z - 5- 3r + 5s
E. -3x - y + 2z + 5 - 3r + 5s
Answer: A
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Solve the problem.Suppose that f and g are continuous and that 
and 
A. -3 B. 23 C. 15 D. 12
Find decimal notation for the number(s) in percent notation.
Favorite Sports Among a Group of Students
A. 12.0; 6.0; 1.5; 1.0; 5.7 B. 0.012; 0.006; 0.015; 0.01; 0.057 C. 0.12; 0.06; 0.15; 0.1; 0.57 D. 0.102; 0.006; 0.105; 0.01; 0.507
Provide an appropriate response.Solving for which variable in which equation involves the least amount of work? 5x - 7y = -60-9x - 3y = 30
A. x in equation 1 B. y in equation 1 C. x in equation 2 D. y in equation 2
Let f be a linear function. Use the table to find the slope and y-intercept of the graph of f.
A. Slope 1, y-intercept -4
B. Slope - 
, y-intercept -4
C. Slope -4, y-intercept - 
D. Slope -1, y-intercept 4