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Simplifying
10n2 + 4 = 254
Reorder the terms:
4 + 10n2 = 254
Solving
4 + 10n2 = 254
Solving for variable 'n'.
Move all terms containing n to the left, all other terms to the right.
Add '-4' to each side of the equation.
4 + -4 + 10n2 = 254 + -4
Combine like terms: 4 + -4 = 0
0 + 10n2 = 254 + -4
10n2 = 254 + -4
Combine like terms: 254 + -4 = 250
10n2 = 250
Divide each side by '10'.
n2 = 25
Simplifying
n2 = 25
Take the square root of each side:
n = {-5, 5}
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