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09-02-2021
Mathematics

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Simplify each expression by combining like terms
-3x + 12x =

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09-02-2021

Answer:

9x

Step-by-step explanation:

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09-02-2021

Answer:

9x or 15x

Step-by-step explanation:

-3x + 12x = 9x

-3 + 12 = 9,

or if you just straight out add

-3x + 12x = 15x

Answer Link

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