K-2+7=12

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Solution for K-2+7=12 equation: 


Simplifying
K + -2 + 7 = 12

Reorder the terms:
-2 + 7 + K = 12

Combine like terms: -2 + 7 = 5
5 + K = 12

Solving
5 + K = 12

Solving for variable 'K'.

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

Add '-5' to each side of the equation.
5 + -5 + K = 12 + -5

Combine like terms: 5 + -5 = 0
0 + K = 12 + -5
K = 12 + -5

Combine like terms: 12 + -5 = 7
K = 7

Simplifying
K = 7

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