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Simplifying
21n2 + 8 = 34
Reorder the terms:
8 + 21n2 = 34
Solving
8 + 21n2 = 34
Solving for variable 'n'.
Move all terms containing n to the left, all other terms to the right.
Add '-8' to each side of the equation.
8 + -8 + 21n2 = 34 + -8
Combine like terms: 8 + -8 = 0
0 + 21n2 = 34 + -8
21n2 = 34 + -8
Combine like terms: 34 + -8 = 26
21n2 = 26
Divide each side by '21'.
n2 = 1.238095238
Simplifying
n2 = 1.238095238
Take the square root of each side:
n = {-1.11269728, 1.11269728}
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