Determine whether 3X + 12 + X is equivalent to 4 (3 + X). Use properties of operation to justify your answer.

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Mathematics

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10 January, 01:59

Determine whether 3X + 12 + X is equivalent to 4 (3 + X). Use properties of operation to justify your answer.

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Marlene Kemp · Answer 1

3X + 12 + X is equivalent to 4 (3 + X). If we combine like terms in 3X + 12 + X, the reseult will be 4X + 12. If we use distributive property on 4 (3 + X), then we will get 12 + 4X. Using the communtative property of addition, both of the equations, 4X + 12 and 12 + 4X are the same.