11=9-k

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Solution for 11=9-k equation:


Simplifying
11 = 9 + -1k

Solving
11 = 9 + -1k

Solving for variable 'k'.

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

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

Combine like terms: -1k + k = 0
11 + k = 9 + 0
11 + k = 9

Add '-11' to each side of the equation.
11 + -11 + k = 9 + -11

Combine like terms: 11 + -11 = 0
0 + k = 9 + -11
k = 9 + -11

Combine like terms: 9 + -11 = -2
k = -2

Simplifying
k = -2

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