5n^2+20=25

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Solution for 5n^2+20=25 equation: 


Simplifying
5n2 + 20 = 25

Reorder the terms:
20 + 5n2 = 25

Solving
20 + 5n2 = 25

Solving for variable 'n'.

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

Add '-20' to each side of the equation.
20 + -20 + 5n2 = 25 + -20

Combine like terms: 20 + -20 = 0
0 + 5n2 = 25 + -20
5n2 = 25 + -20

Combine like terms: 25 + -20 = 5
5n2 = 5

Divide each side by '5'.
n2 = 1

Simplifying
n2 = 1

Take the square root of each side:
n = {-1, 1}

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