3n^2-7=-20

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Solution for 3n^2-7=-20 equation:


Simplifying
3n2 + -7 = -20

Reorder the terms:
-7 + 3n2 = -20

Solving
-7 + 3n2 = -20

Solving for variable 'n'.

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

Add '7' to each side of the equation.
-7 + 7 + 3n2 = -20 + 7

Combine like terms: -7 + 7 = 0
0 + 3n2 = -20 + 7
3n2 = -20 + 7

Combine like terms: -20 + 7 = -13
3n2 = -13

Divide each side by '3'.
n2 = -4.333333333

Simplifying
n2 = -4.333333333

Reorder the terms:
4.333333333 + n2 = -4.333333333 + 4.333333333

Combine like terms: -4.333333333 + 4.333333333 = 0.000000000
4.333333333 + n2 = 0.000000000

The solution to this equation could not be determined.

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