Answer:
The line crosses the x-axis at the point (-3.5,0).
 
        
             
        
        
        
Given:
The expression is  .
.
To find:
The position of parentheses inserted in the expression to get the value 19
Step-by-step explanation:
We have,

Now,




There are more ways to apply the parenthesis, but we do not get 19.



And many more possibilities.
Therefore, the expression after inserting the parentheses is  .
.
 
        
             
        
        
        
Answer:
$25.86
Original price. 30.00
Markdown percent 16% 
Markdown 4.14
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
x=2
Step-by-step explanation:
this is just like the last one. since it is vertical it only includes the x value 2