7-3x^2=12

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Solution for 7-3x^2=12 equation:


Simplifying
7 + -3x2 = 12

Solving
7 + -3x2 = 12

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + -3x2 = 12 + -7

Combine like terms: 7 + -7 = 0
0 + -3x2 = 12 + -7
-3x2 = 12 + -7

Combine like terms: 12 + -7 = 5
-3x2 = 5

Divide each side by '-3'.
x2 = -1.666666667

Simplifying
x2 = -1.666666667

Reorder the terms:
1.666666667 + x2 = -1.666666667 + 1.666666667

Combine like terms: -1.666666667 + 1.666666667 = 0.000000000
1.666666667 + x2 = 0.000000000

The solution to this equation could not be determined.

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