H(3)=-12

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Solution for H(3)=-12 equation: 


Simplifying
H(3) = -12

Reorder the terms for easier multiplication:
3H = -12

Solving
3H = -12

Solving for variable 'H'.

Move all terms containing H to the left, all other terms to the right.

Divide each side by '3'.
H = -4

Simplifying
H = -4

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