.5x^2+3=-6

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Solution for .5x^2+3=-6 equation:


Simplifying
0.5x2 + 3 = -6

Reorder the terms:
3 + 0.5x2 = -6

Solving
3 + 0.5x2 = -6

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 + 0.5x2 = -6 + -3

Combine like terms: 3 + -3 = 0
0 + 0.5x2 = -6 + -3
0.5x2 = -6 + -3

Combine like terms: -6 + -3 = -9
0.5x2 = -9

Divide each side by '0.5'.
x2 = -18

Simplifying
x2 = -18

Reorder the terms:
18 + x2 = -18 + 18

Combine like terms: -18 + 18 = 0
18 + x2 = 0

The solution to this equation could not be determined.

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