(11-k)=(3k-9)

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Solution for (11-k)=(3k-9) equation:


Simplifying
(11 + -1k) = (3k + -9)

Remove parenthesis around (11 + -1k)
11 + -1k = (3k + -9)

Reorder the terms:
11 + -1k = (-9 + 3k)

Remove parenthesis around (-9 + 3k)
11 + -1k = -9 + 3k

Solving
11 + -1k = -9 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
11 + -1k + -3k = -9 + 3k + -3k

Combine like terms: -1k + -3k = -4k
11 + -4k = -9 + 3k + -3k

Combine like terms: 3k + -3k = 0
11 + -4k = -9 + 0
11 + -4k = -9

Add '-11' to each side of the equation.
11 + -11 + -4k = -9 + -11

Combine like terms: 11 + -11 = 0
0 + -4k = -9 + -11
-4k = -9 + -11

Combine like terms: -9 + -11 = -20
-4k = -20

Divide each side by '-4'.
k = 5

Simplifying
k = 5

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