-4(k+7)=40

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Solution for -4(k+7)=40 equation: 



-4(k+7)=40

We move all terms to the left:

-4(k+7)-(40)=0

We multiply parentheses

-4k-28-40=0

We add all the numbers together, and all the variables

-4k-68=0

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

-4k=68

k=68/-4

k=-17

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