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12 March, 14:15

Simplify each expression by combing like terms - 12+3y-9

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  1. 12 March, 15:22
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    -21 + 3y

    Step-by-step explanation:

    Just arrange to combine like terms.

    -12 - 9 + 3y

    -21 + 3y

    You cannot add both of them because they are not like terms.
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