3(2x^2-1)=-7

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Solution for 3(2x^2-1)=-7 equation:


Simplifying
3(2x2 + -1) = -7

Reorder the terms:
3(-1 + 2x2) = -7
(-1 * 3 + 2x2 * 3) = -7
(-3 + 6x2) = -7

Solving
-3 + 6x2 = -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 + 6x2 = -7 + 3

Combine like terms: -3 + 3 = 0
0 + 6x2 = -7 + 3
6x2 = -7 + 3

Combine like terms: -7 + 3 = -4
6x2 = -4

Divide each side by '6'.
x2 = -0.6666666667

Simplifying
x2 = -0.6666666667

Reorder the terms:
0.6666666667 + x2 = -0.6666666667 + 0.6666666667

Combine like terms: -0.6666666667 + 0.6666666667 = 0.0000000000
0.6666666667 + x2 = 0.0000000000

The solution to this equation could not be determined.

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