-2(2f-4)=-2(-f+4)

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Solution for -2(2f-4)=-2(-f+4) equation: 



-2(2f-4)=-2(-f+4)

We move all terms to the left:

-2(2f-4)-(-2(-f+4))=0

We add all the numbers together, and all the variables

-2(2f-4)-(-2(-1f+4))=0

We multiply parentheses

-4f-(-2(-1f+4))+8=0



We calculate terms in parentheses: -(-2(-1f+4)), so:

-2(-1f+4)

We multiply parentheses

2f-8

Back to the equation:

-(2f-8)



We get rid of parentheses

-4f-2f+8+8=0

We add all the numbers together, and all the variables

-6f+16=0

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

-6f=-16

f=-16/-6

f=2+2/3

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