H(t)=20-4.9t^2

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Solution for H(t)=20-4.9t^2 equation: 


Simplifying
H(t) = 20 + -4.9t2

Multiply H * t
tH = 20 + -4.9t2

Solving
tH = 20 + -4.9t2

Solving for variable 't'.

Reorder the terms:
-20 + tH + 4.9t2 = 20 + -4.9t2 + -20 + 4.9t2

Reorder the terms:
-20 + tH + 4.9t2 = 20 + -20 + -4.9t2 + 4.9t2

Combine like terms: 20 + -20 = 0
-20 + tH + 4.9t2 = 0 + -4.9t2 + 4.9t2
-20 + tH + 4.9t2 = -4.9t2 + 4.9t2

Combine like terms: -4.9t2 + 4.9t2 = 0.0
-20 + tH + 4.9t2 = 0.0

The solution to this equation could not be determined.

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