What is the difference of 8/(x+7) and 2/(x+7)
A. x + 7
B. x - 7
C. 6/(x+7)
D. 10/(x-7)
Answer: C. 6/(x+7)
Explanation:
[tex]\frac{8}{x \: +\:4} - \: \frac{2}{x \: + \: 7} \\ \\ \frac{8 \: - \: 2}{x \: + \: 7} \\ \\ \frac{6}{x \: + \: 7} [/tex]
= 6/(x+7)
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