Perform the Indicated Operations $( n - 5 ) - \left( 5 n ^ { 2 } - n + 6 \right) + \left( n ^ { 2 } - 2 \right)$

Short Answer

Perform the indicated operations. $( n - 5 ) - \left( 5 n ^ { 2 } - n + 6 \right) + \left( n ^ { 2 } - 2 \right)$