2h^2-5=3

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Solution for 2h^2-5=3 equation: 


Simplifying
2h2 + -5 = 3

Reorder the terms:
-5 + 2h2 = 3

Solving
-5 + 2h2 = 3

Solving for variable 'h'.

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

Add '5' to each side of the equation.
-5 + 5 + 2h2 = 3 + 5

Combine like terms: -5 + 5 = 0
0 + 2h2 = 3 + 5
2h2 = 3 + 5

Combine like terms: 3 + 5 = 8
2h2 = 8

Divide each side by '2'.
h2 = 4

Simplifying
h2 = 4

Take the square root of each side:
h = {-2, 2}

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