h^2-45=99

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Solution for h^2-45=99 equation: 


Simplifying
h2 + -45 = 99

Reorder the terms:
-45 + h2 = 99

Solving
-45 + h2 = 99

Solving for variable 'h'.

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

Add '45' to each side of the equation.
-45 + 45 + h2 = 99 + 45

Combine like terms: -45 + 45 = 0
0 + h2 = 99 + 45
h2 = 99 + 45

Combine like terms: 99 + 45 = 144
h2 = 144

Simplifying
h2 = 144

Take the square root of each side:
h = {-12, 12}

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