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FAIL :(

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Nina is wrong because she added (4y plus 7x).

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Nina is wrong because she added 4y and 7x and she got 11y and all of that is wrong

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Nina is wrong because she added 4y and 7x and got 11y which is wrong

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FAIL :(

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Alex

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Alex

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Alex

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Collin didn’t subtract in his simplified equation. The correct equation would be 1x + 3r +20.

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Collin needed to subtract not add

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Leo is wrong, you can not start with the number your subtracting from be smaller then the total you got at the end when subtracting. The correct answer would be 2r.

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Iam smart there all wrong

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JOSH Wrong
SHE ADD 3 EXTRA numbers

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Collin is wrong

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Nina is wrong because she added together two different variables (She did 7x + 4y) the correct equation would be 10x + 4y + 19.

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Nina is wrong

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1x+3r+20, Collin added 10x and 9x instead of subbtracting it as needed

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2r, Leo added a extra r instead of subtracting it.

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10x+4y+19. Nina added diferent variables. Thats a big NO

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JOSH
Nina is wrong because she added 4 and 7 and they have different verbals