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Identify the property that justifies each step asked about in the answer Line1: 9(5+8x) Line2: 9(8x+5) Line3: 72x+45
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Identify the property that justifies each step asked about in the answer

Line1: 9(5+8x)
Line2: 9(8x+5)
Line3: 72x+45

User Abhijit Humbe
by
8.3k points

1 Answer

6 votes

Answer:

Explanation:

Line 2: addition is commutative. a+b=b+a

Line 3: multiplication is distributive over addition. a(b+c)=ab+ac

User Vladimir Davidovich
by
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