Solve. Check for extraneous solutions.
+ 
= 4
A. {-3}
B. {3}
C. 
D. ?
Answer: C
Mathematics
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A. Yes B. No
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Answer the following statement true (T) or false (F)
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In how many ways can 8 people stand in a row if 2 of the people refuse to stand together? ?
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Solve the inequality using the x-intercept method or the intersection-of-graphs method. Express the solution set in interval notation.10a + 6 ? 9a + 17
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