0=.2x(100-x)

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Solution for 0=.2x(100-x) equation:


Simplifying
0 = 0.2x(100 + -1x)
0 = (100 * 0.2x + -1x * 0.2x)
0 = (20x + -0.2x2)

Solving
0 = 20x + -0.2x2

Solving for variable 'x'.
Remove the zero:
-20x + 0.2x2 = 20x + -0.2x2 + -20x + 0.2x2

Reorder the terms:
-20x + 0.2x2 = 20x + -20x + -0.2x2 + 0.2x2

Combine like terms: 20x + -20x = 0
-20x + 0.2x2 = 0 + -0.2x2 + 0.2x2
-20x + 0.2x2 = -0.2x2 + 0.2x2

Combine like terms: -0.2x2 + 0.2x2 = 0.0
-20x + 0.2x2 = 0.0

The solution to this equation could not be determined.

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