Standard form: -3x +5y= -1
        
             
        
        
        
Answer:
3
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer: 37)  170
Step-by-step explanation:
85 - (-85) = 85 + 85 = 170

 
        
             
        
        
        
I think it is 14 if my calculations are correct.
Hope it helps
        
             
        
        
        
Answer:......................................................
Step-by-step explanation: