SOLUTION: Simplify using the commutative and associative properties: (2x + 7) + 5x
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Question 553078: Simplify using the commutative and associative properties: (2x + 7) + 5x
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
(2x + 7) + 5x
2x + (7 + 5x) ... Associative property of addition
2x + (5x + 7) ... Commutative property of addition
(2x + 5x) + 7 ... Associative property of addition
7x + 7
So (2x + 7) + 5x simplifies to 7x + 7
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