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itsmecey
a-2b :)))))))))))))))))
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LittleAngel36

Answer:

[tex]a-2b[/tex]

Step-by-step explanation:

1) Remove parentheses.

[tex]a-b+c-c-b[/tex]

2) Collect like terms.

[tex]a+(-b-b)+(c-c)[/tex]

3) Simplify.

[tex]a-2b[/tex]

Therefor, the answer is a - 2b.