Respuesta :

billgkgk

Answer:  A, C, D, E

B yields an identity, so infinite solutions for 3x-6 = 3x-6

Step-by-step explanation:

If you subtract any number other than 6, the output  will not equal 3x-6

If you graph these equations with the various numbers in place of ? , you get parallel lines. No intersection means no solution

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Answer:

a c d e

Step-by-step explanation:

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