0.4k-0.6=1.3+1.2

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Solution for 0.4k-0.6=1.3+1.2 equation: 


Simplifying
0.4k + -0.6 = 1.3 + 1.2

Reorder the terms:
-0.6 + 0.4k = 1.3 + 1.2

Combine like terms: 1.3 + 1.2 = 2.5
-0.6 + 0.4k = 2.5

Solving
-0.6 + 0.4k = 2.5

Solving for variable 'k'.

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

Add '0.6' to each side of the equation.
-0.6 + 0.6 + 0.4k = 2.5 + 0.6

Combine like terms: -0.6 + 0.6 = 0.0
0.0 + 0.4k = 2.5 + 0.6
0.4k = 2.5 + 0.6

Combine like terms: 2.5 + 0.6 = 3.1
0.4k = 3.1

Divide each side by '0.4'.
k = 7.75

Simplifying
k = 7.75

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