-2(k+-1)=-4

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Solution for -2(k+-1)=-4 equation: 



-2(k+-1)=-4

We move all terms to the left:

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

We add all the numbers together, and all the variables

-2(k-1)-(-4)=0

We add all the numbers together, and all the variables

-2(k-1)+4=0

We multiply parentheses

-2k+2+4=0

We add all the numbers together, and all the variables

-2k+6=0

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

-2k=-6

k=-6/-2

k=+3

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