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MadiKonradical
The answer is letter A, the heigh of the water decreases at about .4cm per day .

hope this helped :)
Hello!

As -0.4 is multiplied by x, it decreases 0.4 centimeters per day. It is not increasing and it is not the total result after ten days. Therefore, the correct answer is A) The height of the water decreases about 0.4 cm per day.

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good job