That would be choice 3
middle term = -3mn-8mn = -11mn and last term = + 2n^2
Answer:
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Ok so if you follow the process of pemdas is should be easy pemdas equals: parentheses, exponents, multiple and divide from left to right, lastly add and subtract from left to right
2x+4=24
-4 -4
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2x=20
÷2 ÷2
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X=10
So 10 stickers in each pack
Are you looking for the length from E to F?