as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
find the value of a in the equation 16 = a2 + 6a.
user
the value of a for the equation 16 = a^2 + 6a is -2 or 6.
assistant