Answer:
1,-1
Step-by-step explanation:
This is because the numbers are increasing.
M = Gradient M = 1/1 = 1
 
        
                    
             
        
        
        
Answer:
19
Step-by-step explanation:
 
        
             
        
        
        
Very easy: 
Common denominator:
-5/10w - 3/5 = 2/10w
- 3/5 = 7/10w
-30 = 35w
-30/35 = w
-6/7 = w
That's how you do it mate ;)
        
             
        
        
        
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