Answer:
6
Step-by-step explanation:
 
        
             
        
        
        
Y=-2 should be the answer
        
             
        
        
        
Answer:
x=2
Step-by-step explanation:
5(x+3)-2=13
5(x+3)=15
x+3=5
x=2
 
        
                    
             
        
        
        
3 but in most cases it is 2 real roots and one root has a multiplicity of 2
        
                    
             
        
        
        
X^2+3x+3+[(2x^2+13+15)/(x+5)] is equivalent to option 4.   im sorry if i got my math wrong but i hope this helps.