2x^2+3=-7

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Solution for 2x^2+3=-7 equation:


Simplifying
2x2 + 3 = -7

Reorder the terms:
3 + 2x2 = -7

Solving
3 + 2x2 = -7

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 2x2 = -7 + -3

Combine like terms: 3 + -3 = 0
0 + 2x2 = -7 + -3
2x2 = -7 + -3

Combine like terms: -7 + -3 = -10
2x2 = -10

Divide each side by '2'.
x2 = -5

Simplifying
x2 = -5

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

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

The solution to this equation could not be determined.

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