Answer:
-5
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
hi im from another country see ya ... your country is amazing
Step-by-step explanation:
 
        
             
        
        
        
Answer:
13
Step-by-step explanation:
3(2)(2) -4(2)+9
12 -8 +9= 13
 
        
                    
             
        
        
        
The slope of both lines will be the exact same. 
hope this helps :)
        
             
        
        
        
Answer:
10 problems
Step-by-step explanation:
This is the answer because:
1) We have to solve for what 20% of 50 is since she finished 20% of her test: 
20% of 50 = 10
 ×
 ×  =
 =  = 10
 = 10
Therefore, the answer is 10 problems. 
Hope this helps! :D