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02-09-2022
Mathematics

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Simplify this expression.
9y + 3 - 4y + x +9

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02-09-2022

Answer: 5y + x + 12

Step-by-step explanation:

9y + 3 - 4y + x + 9

Group together 9y and -4y

5y + 3 + x +9

Group together 3 + 9

5y + 12 + x

Reorder the expression.

5y + x + 12

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