-s^2-4S=0

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Solution for -s^2-4S=0 equation: 


Simplifying
-1s2 + -4S = 0

Reorder the terms:
-4S + -1s2 = 0

Solving
-4S + -1s2 = 0

Solving for variable 'S'.

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

Add 's2' to each side of the equation.
-4S + -1s2 + s2 = 0 + s2

Combine like terms: -1s2 + s2 = 0
-4S + 0 = 0 + s2
-4S = 0 + s2
Remove the zero:
-4S = s2

Divide each side by '-4'.
S = -0.25s2

Simplifying
S = -0.25s2

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