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Simplifying
-3h2 + 56 = -19
Reorder the terms:
56 + -3h2 = -19
Solving
56 + -3h2 = -19
Solving for variable 'h'.
Move all terms containing h to the left, all other terms to the right.
Add '-56' to each side of the equation.
56 + -56 + -3h2 = -19 + -56
Combine like terms: 56 + -56 = 0
0 + -3h2 = -19 + -56
-3h2 = -19 + -56
Combine like terms: -19 + -56 = -75
-3h2 = -75
Divide each side by '-3'.
h2 = 25
Simplifying
h2 = 25
Take the square root of each side:
h = {-5, 5}
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