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Jessica increases the temperature of a block of ice by 20º. Which integer represents the amount by which Jessica must change the temperature for the block of ice to return to its starting temperature?
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Jessica increases the temperature of a block of ice by 20º. Which integer represents the amount by which Jessica must change the temperature for the block of ice to return to its starting temperature? A. –40 B. –20 C. 20 D. 40

User Edgerunner
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2 Answers

3 votes

Answer:

b

Explanation:

User Denis Loh
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0 votes

Answer:

B. -20

Explanation:

User Ruuhkis
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