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A student solved the given equation and justified every step expect one .what is the missing reasons?

A student solved the given equation and justified every step expect one .what is the missing reasons?
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2 votes
A student solved the given equation and justified every step expect one .what is the missing reasons?

User Joe Atzberger
by
8.1k points

2 Answers

2 votes

Answer:

Explanation:

A. Associative property of addition

User Vinicius Seganfredo
by
7.7k points
0 votes

Answer:

Commutative property of addition

Explanation:

User Khagler
by
7.7k points
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