0.4+K-0.7=0

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Solution for 0.4+K-0.7=0 equation: 


Simplifying
0.4 + K + -0.7 = 0

Reorder the terms:
0.4 + -0.7 + K = 0

Combine like terms: 0.4 + -0.7 = -0.3
-0.3 + K = 0

Solving
-0.3 + K = 0

Solving for variable 'K'.

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

Add '0.3' to each side of the equation.
-0.3 + 0.3 + K = 0 + 0.3

Combine like terms: -0.3 + 0.3 = 0.0
0.0 + K = 0 + 0.3
K = 0 + 0.3

Combine like terms: 0 + 0.3 = 0.3
K = 0.3

Simplifying
K = 0.3

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