K+3.9=0.7

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Solution for K+3.9=0.7 equation: 


Simplifying
K + 3.9 = 0.7

Reorder the terms:
3.9 + K = 0.7

Solving
3.9 + K = 0.7

Solving for variable 'K'.

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

Add '-3.9' to each side of the equation.
3.9 + -3.9 + K = 0.7 + -3.9

Combine like terms: 3.9 + -3.9 = 0.0
0.0 + K = 0.7 + -3.9
K = 0.7 + -3.9

Combine like terms: 0.7 + -3.9 = -3.2
K = -3.2

Simplifying
K = -3.2

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