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A girl solves 5 times the sum of 3 and -2 by expanding it. She is using the:

ADistributive rule
BAssociative rule
CCommutative rule
DSubtractive rule
Answer & Solution
Correct answer: A. Distributive rule
1. Distribution spreads the multiplier across each term inside. 2. So 5 times 3 plus 5 times -2 is worked out. 3. She is using the distributive rule. _Source: syllabus Mathematics Class VII, Chapter 1, Integers._
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