Which value is equivalent to x-7/7-x
A) -7
B) -1
C) 1
D) 7
2 answers:
(x-7)/(7-x) if you factor out -1 from the numerator you get:
-(7-x)/(7-x) which is equal to:
-1
The answer is B, because x-7/7-x will equal the negative version of the number on each end, which divided to -1.
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