4x^2-8=-30

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Solution for 4x^2-8=-30 equation:


Simplifying
4x2 + -8 = -30

Reorder the terms:
-8 + 4x2 = -30

Solving
-8 + 4x2 = -30

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 4x2 = -30 + 8

Combine like terms: -8 + 8 = 0
0 + 4x2 = -30 + 8
4x2 = -30 + 8

Combine like terms: -30 + 8 = -22
4x2 = -22

Divide each side by '4'.
x2 = -5.5

Simplifying
x2 = -5.5

Reorder the terms:
5.5 + x2 = -5.5 + 5.5

Combine like terms: -5.5 + 5.5 = 0.0
5.5 + x2 = 0.0

The solution to this equation could not be determined.

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