4=-2n^2+4

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Solution for 4=-2n^2+4 equation: 


Simplifying
4 = -2n2 + 4

Reorder the terms:
4 = 4 + -2n2

Add '-4' to each side of the equation.
4 + -4 = 4 + -4 + -2n2

Combine like terms: 4 + -4 = 0
0 = 4 + -4 + -2n2

Combine like terms: 4 + -4 = 0
0 = 0 + -2n2
0 = -2n2

Solving
0 = -2n2

Solving for variable 'n'.

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

Add '2n2' to each side of the equation.
0 + 2n2 = -2n2 + 2n2
Remove the zero:
2n2 = -2n2 + 2n2

Combine like terms: -2n2 + 2n2 = 0
2n2 = 0

Divide each side by '2'.
n2 = 0

Simplifying
n2 = 0

Take the square root of each side:
n = {0}

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