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Mathematics 14 Online
OpenStudy (swag):

Kelly wrote the following steps to prove the equation: Given: 2(x – 3) = 5x + 3 Prove: x = –3 Which step of justification is incorrect, and what should the justification for that step be to solve the equation? Answer Step 4; Combine Like Terms Step 1; Commutative Property of Multiplication Step 2; Associative Property of Addition Step 3; Symmetric Property of Equality

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