C is the answer-------------
Answer:
We're looking for a,b such that
\dfrac{9x-20}{(x+6)^2}=\dfrac a{x+6}+\dfrac b{(x+6)^2}
Explanation:
Answer: The civil war was definitely a traumatic experience tens of thousands of lives were lost. But the civil war also had many positive long term affects that we still feel on America today for example the civil war abolished slavery and have freed slaves the right to vote.
