3n^2+2=77

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Solution for 3n^2+2=77 equation: 


Simplifying
3n2 + 2 = 77

Reorder the terms:
2 + 3n2 = 77

Solving
2 + 3n2 = 77

Solving for variable 'n'.

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

Add '-2' to each side of the equation.
2 + -2 + 3n2 = 77 + -2

Combine like terms: 2 + -2 = 0
0 + 3n2 = 77 + -2
3n2 = 77 + -2

Combine like terms: 77 + -2 = 75
3n2 = 75

Divide each side by '3'.
n2 = 25

Simplifying
n2 = 25

Take the square root of each side:
n = {-5, 5}

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