K+63=84

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Solution for K+63=84 equation: 


Simplifying
K + 63 = 84

Reorder the terms:
63 + K = 84

Solving
63 + K = 84

Solving for variable 'K'.

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

Add '-63' to each side of the equation.
63 + -63 + K = 84 + -63

Combine like terms: 63 + -63 = 0
0 + K = 84 + -63
K = 84 + -63

Combine like terms: 84 + -63 = 21
K = 21

Simplifying
K = 21

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