Answer:
4
Step-by-step explanation:
i took the test and got it right
 
        
                    
             
        
        
        
Step-by-step explanation:
0.75a + 2(0.90) = 27.60
is the correct answer 
 
        
             
        
        
        
Answer:
6
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation:
<u>Total earning:</u>
- Salary + commission + extended warrant fee
 - 2300 + 0.03*44000 + 41*8 =
 - 2300 + 1320 + 328 =
 - 3948
 
 
        
             
        
        
        
Answer:
D
Step-by-step explanation:
When you have two opposite numbers on a numberline, that is, a digit that has a negative value and the same digit having a positive value, when you add them together, we would have 0. 
i.e. -a + b = 0
In the above options given, the numberline that shows this particular case is the numberline in option D.
In option D numberline, the sum of -1 and +1 equals zero.