K+19=21

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Solution for K+19=21 equation: 


Simplifying
K + 19 = 21

Reorder the terms:
19 + K = 21

Solving
19 + K = 21

Solving for variable 'K'.

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

Add '-19' to each side of the equation.
19 + -19 + K = 21 + -19

Combine like terms: 19 + -19 = 0
0 + K = 21 + -19
K = 21 + -19

Combine like terms: 21 + -19 = 2
K = 2

Simplifying
K = 2

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