I think it’s A but I’m not sure
        
             
        
        
        
Answer: 6
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Answer:
c
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Answer:
I'm pretty sure it's C
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Answer:
in the 1st row, one x^2 is positive while the other is negitive, making the total zero. also in the top row 8x+(-6x) = 2x, but in the 2nd row is says -2x, showing they are not the same. Also there is no -1/2 in the 2nd row like there is in the 1st row
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