Which polynomial is equivalent to this expression if n≠-1𝑛≠-1?3+n−2n21+n3+𝑛-2𝑛21+𝑛 4−2n24-2𝑛2 2n−32𝑛-3 3−2n3-2𝑛 3−2n23-2𝑛2

a n​ =−3n 2 +18n−83

Which of the following is a simplified form of(−3m+3)−(5m−6)(−3𝑚+3)−(5𝑚−6)(−3m+3)−(5m−6)?

Rewrite in simplest terms: 2, left bracket, minus, n, minus, 1, right bracket, minus, 4, n2(−n−1)−4n

−21=−3−2a 2

21−7xx−3=x21-7𝑥𝑥-3=𝑥 What is the negative solution to the given equation?