Bread to kilos

They brought in d two kilos and t three kilos of bread to the store. By the end of the day, 14 two-kg bread were sold. How many kilos of bread remained in the store by the next day?

Result

x = kg (Correct answer is: 2d+3t - 14*2) Wrong answer

Solution:

x=2d+3t−14⋅ 2x = 2d+3t - 14 \cdot \ 2

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