3x^2+123=15

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Solution for 3x^2+123=15 equation:


Simplifying
3x2 + 123 = 15

Reorder the terms:
123 + 3x2 = 15

Solving
123 + 3x2 = 15

Solving for variable 'x'.

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

Add '-123' to each side of the equation.
123 + -123 + 3x2 = 15 + -123

Combine like terms: 123 + -123 = 0
0 + 3x2 = 15 + -123
3x2 = 15 + -123

Combine like terms: 15 + -123 = -108
3x2 = -108

Divide each side by '3'.
x2 = -36

Simplifying
x2 = -36

Reorder the terms:
36 + x2 = -36 + 36

Combine like terms: -36 + 36 = 0
36 + x2 = 0

The solution to this equation could not be determined.

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