21-11-2018
Mathematics

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Pls help for math homework. Show work.

Pls help for math homework Show work class=

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21-11-2018

12x - 13 - x - 9 + 10x

First, get the like terms together

12x + 10x - x -13 -9

Now, combine like terms

12x + 10x - x = 21x

-13 - 9 = -22

Final Answer:

21x - 22

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