Status: Waiting for your answers. Problem: Solve for the variable. Check a value if it is extraneous. √ n + 10 = n + 8 n + 10 = ( n + )2 n + 10 = n2 + n + 0 = n2 + n + 0 = ( n + )( n + ) n1 = n2 = extraneous extraneous