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Which of the following is equal to the rational expression when x=-1 or -7? (x+1)(x-1)/(x+7)(x+1) a. x+7/x-1 b. x-1/x+7 c. x+1/x+7

Which of the following is equal to the rational expression when x=-1 or -7? (x+1)(x-1)/(x+7)(x+1) a. x+7/x-1 b. x-1/x+7 c. x+1/x+7
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4 votes
Which of the following is equal to the rational expression when x=-1 or -7? (x+1)(x-1)/(x+7)(x+1)

a. x+7/x-1
b. x-1/x+7
c. x+1/x+7

User Sinane
by
8.5k points

2 Answers

5 votes
I don’t know if I’m right but I think it’s a
User Bytefire
by
8.5k points
3 votes

Answer:

B

Explanation:

User Auyer
by
8.9k points
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