Identify the operation to perform on each side of the equation to isolate the variable.17 = k - 7
A. Add 17
B. Subtract 7
C. Subtract 17
D. Add 7
Answer: D
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Answer the question.How can the graph of f(x) = 0.8(x + 11)2 - 12 be obtained from the graph of y = x2?
A. Shift it horizontally 12 units to the left. Stretch it vertically by a factor of 16. Shift it 11 units down. B. Shift it horizontally 11 units to the left. Shrink it horizontally by a factor of 0.8. Shift it 12 units down. C. Shift it horizontally 11 units to the left. Shrink it vertically by a factor of 0.8. Shift it 12 units down. D. Shift it horizontally 11 units to the right. Shrink it vertically by a factor of 0.8. Shift it 12 units up.
Find the real solutions, if any, of the equation. Use the quadratic formula.x2 + 5x + 5 = 0
A. 
B. 
C. 
D. 
Find the sample standard deviation.15, 16, 17, 18, 19
A. 1.6 B. 1.3 C. 2.5 D. 1.5
Solve the system.
A. (2, 0, -4) B. (2, -4, 0) C. (0, -4, 2) D. ?