-4x^2-8x-k=0

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Solution for -4x^2-8x-k=0 equation:


Simplifying
-4x2 + -8x + -1k = 0

Reorder the terms:
-1k + -8x + -4x2 = 0

Solving
-1k + -8x + -4x2 = 0

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '8x' to each side of the equation.
-1k + -8x + 8x + -4x2 = 0 + 8x

Combine like terms: -8x + 8x = 0
-1k + 0 + -4x2 = 0 + 8x
-1k + -4x2 = 0 + 8x
Remove the zero:
-1k + -4x2 = 8x

Add '4x2' to each side of the equation.
-1k + -4x2 + 4x2 = 8x + 4x2

Combine like terms: -4x2 + 4x2 = 0
-1k + 0 = 8x + 4x2
-1k = 8x + 4x2

Divide each side by '-1'.
k = -8x + -4x2

Simplifying
k = -8x + -4x2

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