Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. (x + 9)
B. (x - 9)
C. -(x - 9)
D. -(x + 9)
Answer: C
Mathematics
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A. {(3, -5)} B. {(-5, 3)} C. ? D. {(-5, -3)}
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A. 1.5% B. 6600% C. 18.2% D. 550%
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Add.(7n5 + 2n2 + 7) + (5n5 - 4n2 + 8)
A. 12n5 - 2n2 + 15 B. 25n7 C. 12 - 2n5 + 15n2 D. 12n5 + 3n2 + 10
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