Mathematics, 01.09.2019 04:50, juli8350

Ateacher wrote expressions on cards and put them in a bag. thomas and kelly drew cards from the bag and added the expressions. thomas drew the expressions 3x + 7 and 2x – 3. kelly drew the expressions −6x + 3 and 14x + 2. how much greater was kelly’s sum than thomas’s sum?

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Ateacher wrote expressions on cards and put them in a bag. thomas and kelly drew cards from the bag...

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