-k=9k-90

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Solution for -k=9k-90 equation:


Simplifying
-1k = 9k + -90

Reorder the terms:
-1k = -90 + 9k

Solving
-1k = -90 + 9k

Solving for variable 'k'.

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

Add '-9k' to each side of the equation.
-1k + -9k = -90 + 9k + -9k

Combine like terms: -1k + -9k = -10k
-10k = -90 + 9k + -9k

Combine like terms: 9k + -9k = 0
-10k = -90 + 0
-10k = -90

Divide each side by '-10'.
k = 9

Simplifying
k = 9

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