(12n^2-4+8)-(4n^2-1)=

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Solution for (12n^2-4+8)-(4n^2-1)= equation:


Simplifying
(12n2 + -4 + 8) + -1(4n2 + -1) = 0

Reorder the terms:
(-4 + 8 + 12n2) + -1(4n2 + -1) = 0

Combine like terms: -4 + 8 = 4
(4 + 12n2) + -1(4n2 + -1) = 0

Remove parenthesis around (4 + 12n2)
4 + 12n2 + -1(4n2 + -1) = 0

Reorder the terms:
4 + 12n2 + -1(-1 + 4n2) = 0
4 + 12n2 + (-1 * -1 + 4n2 * -1) = 0
4 + 12n2 + (1 + -4n2) = 0

Reorder the terms:
4 + 1 + 12n2 + -4n2 = 0

Combine like terms: 4 + 1 = 5
5 + 12n2 + -4n2 = 0

Combine like terms: 12n2 + -4n2 = 8n2
5 + 8n2 = 0

Solving
5 + 8n2 = 0

Solving for variable 'n'.

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

Add '-5' to each side of the equation.
5 + -5 + 8n2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 8n2 = 0 + -5
8n2 = 0 + -5

Combine like terms: 0 + -5 = -5
8n2 = -5

Divide each side by '8'.
n2 = -0.625

Simplifying
n2 = -0.625

Reorder the terms:
0.625 + n2 = -0.625 + 0.625

Combine like terms: -0.625 + 0.625 = 0.000
0.625 + n2 = 0.000

The solution to this equation could not be determined.

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