20+8=-7(-2k+4)

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Solution for 20+8=-7(-2k+4) equation: 



20+8=-7(-2k+4)

We move all terms to the left:

20+8-(-7(-2k+4))=0

We add all the numbers together, and all the variables

-(-7(-2k+4))+28=0



We calculate terms in parentheses: -(-7(-2k+4)), so:

-7(-2k+4)

We multiply parentheses

14k-28

Back to the equation:

-(14k-28)



We get rid of parentheses

-14k+28+28=0

We add all the numbers together, and all the variables

-14k+56=0

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

-14k=-56

k=-56/-14

k=+4

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