Might be 1? Because it is 100 each
Option A. is correct for the given condition.
Lets solve it through steps of range and functions,
First of all, Solve the equation:

(1)
(2)
So these would be the ranges of X in between 5 and -5.
Hence option A.
is correct.
Learn more about range and functions on:
https://brainly.ph/question/10400053
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The next step would be 10n=5x-7+9-x
sincerely- brock<span />
Answer:
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The differences is 7 because I counted.