3x^2-5=-30

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Solution for 3x^2-5=-30 equation:


Simplifying
3x2 + -5 = -30

Reorder the terms:
-5 + 3x2 = -30

Solving
-5 + 3x2 = -30

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 3x2 = -30 + 5

Combine like terms: -5 + 5 = 0
0 + 3x2 = -30 + 5
3x2 = -30 + 5

Combine like terms: -30 + 5 = -25
3x2 = -25

Divide each side by '3'.
x2 = -8.333333333

Simplifying
x2 = -8.333333333

Reorder the terms:
8.333333333 + x2 = -8.333333333 + 8.333333333

Combine like terms: -8.333333333 + 8.333333333 = 0.000000000
8.333333333 + x2 = 0.000000000

The solution to this equation could not be determined.

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