h(d)=-0.02d^2+2.6d-66.5

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Solution for h(d)=-0.02d^2+2.6d-66.5 equation: 


Simplifying
h(d) = -0.02d2 + 2.6d + -66.5

Multiply h * d
dh = -0.02d2 + 2.6d + -66.5

Reorder the terms:
dh = -66.5 + 2.6d + -0.02d2

Solving
dh = -66.5 + 2.6d + -0.02d2

Solving for variable 'd'.

Reorder the terms:
66.5 + -2.6d + dh + 0.02d2 = -66.5 + 2.6d + -0.02d2 + 66.5 + -2.6d + 0.02d2

Reorder the terms:
66.5 + -2.6d + dh + 0.02d2 = -66.5 + 66.5 + 2.6d + -2.6d + -0.02d2 + 0.02d2

Combine like terms: -66.5 + 66.5 = 0.0
66.5 + -2.6d + dh + 0.02d2 = 0.0 + 2.6d + -2.6d + -0.02d2 + 0.02d2
66.5 + -2.6d + dh + 0.02d2 = 2.6d + -2.6d + -0.02d2 + 0.02d2

Combine like terms: 2.6d + -2.6d = 0.0
66.5 + -2.6d + dh + 0.02d2 = 0.0 + -0.02d2 + 0.02d2
66.5 + -2.6d + dh + 0.02d2 = -0.02d2 + 0.02d2

Combine like terms: -0.02d2 + 0.02d2 = 0.00
66.5 + -2.6d + dh + 0.02d2 = 0.00

The solution to this equation could not be determined.

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