Solve the inequality. Express your answer using interval notation. Graph the solution set.|7k - 9| - 9 > -5
A. (
, ?)
B. (-?, 
] ? [
, ?)
C. (
, 
)
D. (-?, 
) ? (
, ?)
Answer: D
Mathematics
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Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(-4, 9) and (6, -3)
A. - 
B. - 
C. - 
D. - 
Mathematics
Add or subtract.5.9 + 8 + 9.7
A. 22.6 B. 23.4 C. 23.6 D. 22.4
Mathematics
Perform the indicated operation. 
- 
A. 
B. - 
C. - 
D. 
Mathematics
Assume that the expressions given are the denominators of fractions. Find the least common denominator. q + r, q - r, q2 - r2
A. q(q - r) B. (q + r)(q - r) C. (q + r)2(q - r)2 D. r(q + r)
Mathematics