D(x)=-16x^2+400

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Solution for D(x)=-16x^2+400 equation: 


Simplifying
D(x) = -16x2 + 400

Multiply D * x
xD = -16x2 + 400

Reorder the terms:
xD = 400 + -16x2

Solving
xD = 400 + -16x2

Solving for variable 'x'.

Reorder the terms:
-400 + xD + 16x2 = 400 + -16x2 + -400 + 16x2

Reorder the terms:
-400 + xD + 16x2 = 400 + -400 + -16x2 + 16x2

Combine like terms: 400 + -400 = 0
-400 + xD + 16x2 = 0 + -16x2 + 16x2
-400 + xD + 16x2 = -16x2 + 16x2

Combine like terms: -16x2 + 16x2 = 0
-400 + xD + 16x2 = 0

The solution to this equation could not be determined.

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