2K-4=K-9

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Solution for 2K-4=K-9 equation: 


Simplifying
2K + -4 = K + -9

Reorder the terms:
-4 + 2K = K + -9

Reorder the terms:
-4 + 2K = -9 + K

Solving
-4 + 2K = -9 + K

Solving for variable 'K'.

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

Add '-1K' to each side of the equation.
-4 + 2K + -1K = -9 + K + -1K

Combine like terms: 2K + -1K = 1K
-4 + 1K = -9 + K + -1K

Combine like terms: K + -1K = 0
-4 + 1K = -9 + 0
-4 + 1K = -9

Add '4' to each side of the equation.
-4 + 4 + 1K = -9 + 4

Combine like terms: -4 + 4 = 0
0 + 1K = -9 + 4
1K = -9 + 4

Combine like terms: -9 + 4 = -5
1K = -5

Divide each side by '1'.
K = -5

Simplifying
K = -5

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