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1. 4x+3(5y+x)= 2. 7(a−3+4b)= 3. 13+(x+8)= 4. (x)(6+x)−2x=
1 answer:
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Answer:
1. Commutative Property of Addition
2. Distributive property
Step-by-step explanation:
Given
Required
Justify each step
From Line 1 to 2:
The property from Line 1 to 2 depicts ;
i.e.
This is referred to as Commutative Property of Addition
From Line 2 to 3:
The property here depicts
i.e.
This is referred to as Distributive property