H(d)=-4.0d^2+61.3d+20.9

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Solution for H(d)=-4.0d^2+61.3d+20.9 equation: 


Simplifying
H(d) = -4.0d2 + 61.3d + 20.9

Multiply H * d
dH = -4.0d2 + 61.3d + 20.9

Reorder the terms:
dH = 20.9 + 61.3d + -4.0d2

Solving
dH = 20.9 + 61.3d + -4.0d2

Solving for variable 'd'.

Reorder the terms:
-20.9 + -61.3d + dH + 4.0d2 = 20.9 + 61.3d + -4.0d2 + -20.9 + -61.3d + 4.0d2

Reorder the terms:
-20.9 + -61.3d + dH + 4.0d2 = 20.9 + -20.9 + 61.3d + -61.3d + -4.0d2 + 4.0d2

Combine like terms: 20.9 + -20.9 = 0.0
-20.9 + -61.3d + dH + 4.0d2 = 0.0 + 61.3d + -61.3d + -4.0d2 + 4.0d2
-20.9 + -61.3d + dH + 4.0d2 = 61.3d + -61.3d + -4.0d2 + 4.0d2

Combine like terms: 61.3d + -61.3d = 0.0
-20.9 + -61.3d + dH + 4.0d2 = 0.0 + -4.0d2 + 4.0d2
-20.9 + -61.3d + dH + 4.0d2 = -4.0d2 + 4.0d2

Combine like terms: -4.0d2 + 4.0d2 = 0.0
-20.9 + -61.3d + dH + 4.0d2 = 0.0

The solution to this equation could not be determined.

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