126=-7(2+4k)

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Solution for 126=-7(2+4k) equation: 



126=-7(2+4k)

We move all terms to the left:

126-(-7(2+4k))=0

We add all the numbers together, and all the variables

-(-7(4k+2))+126=0



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

-7(4k+2)

We multiply parentheses

-28k-14

Back to the equation:

-(-28k-14)



We get rid of parentheses

28k+14+126=0

We add all the numbers together, and all the variables

28k+140=0

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

28k=-140

k=-140/28

k=-5

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