What is the solution to the following equation? 
x^2 + 5x + 7 = 0 
A. x = -5±√-3 /2 
B. x = -5±√53 /2 
C. x = -3±√-7 /2 
D. x = 3±√25 /2 
                                             
                                          
                                          
                                        
											 
					                  