uk+ux=x

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Solution for uk+ux=x equation: 


Simplifying
uk + ux = x

Solving
ku + ux = x

Solving for variable 'k'.

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

Add '-1ux' to each side of the equation.
ku + ux + -1ux = -1ux + x

Combine like terms: ux + -1ux = 0
ku + 0 = -1ux + x
ku = -1ux + x

Divide each side by 'u'.
k = -1x + u-1x

Simplifying
k = -1x + u-1x

Reorder the terms:
k = u-1x + -1x

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