15x^2+2-[2(x^2-4)+6]=

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Solution for 15x^2+2-[2(x^2-4)+6]= equation:


Simplifying
15x2 + 2 + -1[2(x2 + -4) + 6] = 0

Reorder the terms:
15x2 + 2 + -1[2(-4 + x2) + 6] = 0
15x2 + 2 + -1[(-4 * 2 + x2 * 2) + 6] = 0
15x2 + 2 + -1[(-8 + 2x2) + 6] = 0

Reorder the terms:
15x2 + 2 + -1[-8 + 6 + 2x2] = 0

Combine like terms: -8 + 6 = -2
15x2 + 2 + -1[-2 + 2x2] = 0
15x2 + 2 + [-2 * -1 + 2x2 * -1] = 0
15x2 + 2 + [2 + -2x2] = 0

Reorder the terms:
2 + 2 + 15x2 + -2x2 = 0

Combine like terms: 2 + 2 = 4
4 + 15x2 + -2x2 = 0

Combine like terms: 15x2 + -2x2 = 13x2
4 + 13x2 = 0

Solving
4 + 13x2 = 0

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 13x2 = 0 + -4

Combine like terms: 4 + -4 = 0
0 + 13x2 = 0 + -4
13x2 = 0 + -4

Combine like terms: 0 + -4 = -4
13x2 = -4

Divide each side by '13'.
x2 = -0.3076923077

Simplifying
x2 = -0.3076923077

Reorder the terms:
0.3076923077 + x2 = -0.3076923077 + 0.3076923077

Combine like terms: -0.3076923077 + 0.3076923077 = 0.0000000000
0.3076923077 + x2 = 0.0000000000

The solution to this equation could not be determined.

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