28k^2n-28n=

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Solution for 28k^2n-28n= equation: 


Simplifying
28k2n + -28n = 0

Solving
28k2n + -28n = 0

Solving for variable 'k'.

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

Add '28n' to each side of the equation.
28k2n + -28n + 28n = 0 + 28n

Combine like terms: -28n + 28n = 0
28k2n + 0 = 0 + 28n
28k2n = 0 + 28n
Remove the zero:
28k2n = 28n

Divide each side by '28n'.
k2 = 1

Simplifying
k2 = 1

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

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