2(f+3)=-2(f+3)

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Solution for 2(f+3)=-2(f+3) equation: 



2(f+3)=-2(f+3)

We move all terms to the left:

2(f+3)-(-2(f+3))=0

We multiply parentheses

2f-(-2(f+3))+6=0



We calculate terms in parentheses: -(-2(f+3)), so:

-2(f+3)

We multiply parentheses

-2f-6

Back to the equation:

-(-2f-6)



We get rid of parentheses

2f+2f+6+6=0

We add all the numbers together, and all the variables

4f+12=0

We move all terms containing f to the left, all other terms to the right

4f=-12

f=-12/4

f=-3

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