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

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Solution for (-k)^2-4(-k-1)=0 equation: 



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

We add all the numbers together, and all the variables

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

We multiply parentheses

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

We add all the numbers together, and all the variables

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

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

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

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