Which statement about all expressions is true? A All expressions contain only numbers. B All expressions are mathematical statements with an equal sign. C All expressions contain variables. D All expressions are mathematical phrases with no equal sign.​

Answer :

Answer:

c

Step-by-step explanation:

Answer:

36 - 4

Step-by-step explanation:

(6x - 2)(6x + 2)

= (6x)(6x) + (6x)(-2) + (2)(6x) + (-2)(2)

= 36 - 12x + 12x - 4

= 36 - 4

Step-by-step explanation:

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