Answer:
B (I think)
Step-by-step explanation:
A function can't have two X values that are the same (If I remember correctly) and the second table is the only one that doesn't have duplicated X values
 
        
                    
             
        
        
        
Answer:
|7| - 7 = 0
2|-7| =  14
(-7)^2 =  49
-7-|-7|=  -14
-7-1-71= -79
Step-by-step explanation:
 
        
             
        
        
        
Answer:
.78 cents
Step-by-step explanation:
To find the tax amount on any number, divide that number by 100 and then multiple it by the tax percentage.
In this case that would look like: $19.50/100 times 4 =.78
 
        
             
        
        
        
Answer: 1.98 ft
Step-by-step explanation: 45(.8)^14
 
        
             
        
        
        
Answer: 
Clearly, the answer is 20/9, simplify it, and thats your answer! <3
<em>Hope that helped! <3</em>
<em>Byee!</em>