The sample is all voters in the district that think he’s doing a good job
        
             
        
        
        
Simplify  6 – 4x – 2 + x
Combine like terms:
6 - 2 = 4
-4x + x = -3x
-3x + 4, or (A) is your answer
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Simplify 5 – 2x – 3 + x
Combine like terms:
5 - 3 = 2
-2x + x = -x
-x + 2, or (B) is your answer
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hope this helps
 
        
                    
             
        
        
        
Answer: 1100
Step-by-step explanation: mark x for the total sum. 
0.35x+ 0.20x + 495 = x. 495= x-0.35x-0.20x
495= 0.45x. X= 495/0.45