The horizontal value in a pair of coordinates: how far along the point is. The X Coordinate is always written first in an ordered pair of coordinates (x,y), such as (12,5). In this example, the value "12" is the X Coordinate.
        
             
        
        
        
Answer:
180= 2x+ 4x+ 3x
180= 9x
x=20 
a= 40
b= 80
c= 60
40+60+80= 180 (checking answers)
Step-by-step explanation:
 
        
             
        
        
        
Answer:
(2,-2)
Step-by-step explanation:
since the solution area is the shaded and dotted area, just plot the coordinates listed and see if they land in that space. by doing that, your answer should be the only one in  that area: (2,-2)
 
        
             
        
        
        
It's the same amount each month, for a year. So:
 total money ÷ times money was taken out= how much has been taken out.
$600÷12=50
        
             
        
        
        
Is there more context to the question?