13.1+k=12.4

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Solution for 13.1+k=12.4 equation: 


Simplifying
13.1 + k = 12.4

Solving
13.1 + k = 12.4

Solving for variable 'k'.

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

Add '-13.1' to each side of the equation.
13.1 + -13.1 + k = 12.4 + -13.1

Combine like terms: 13.1 + -13.1 = 0.0
0.0 + k = 12.4 + -13.1
k = 12.4 + -13.1

Combine like terms: 12.4 + -13.1 = -0.7
k = -0.7

Simplifying
k = -0.7

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