0.4k-0.6=1.3k+1.2

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


Simplifying
0.4k + -0.6 = 1.3k + 1.2

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

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

Solving
-0.6 + 0.4k = 1.2 + 1.3k

Solving for variable 'k'.

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

Add '-1.3k' to each side of the equation.
-0.6 + 0.4k + -1.3k = 1.2 + 1.3k + -1.3k

Combine like terms: 0.4k + -1.3k = -0.9k
-0.6 + -0.9k = 1.2 + 1.3k + -1.3k

Combine like terms: 1.3k + -1.3k = 0.0
-0.6 + -0.9k = 1.2 + 0.0
-0.6 + -0.9k = 1.2

Add '0.6' to each side of the equation.
-0.6 + 0.6 + -0.9k = 1.2 + 0.6

Combine like terms: -0.6 + 0.6 = 0.0
0.0 + -0.9k = 1.2 + 0.6
-0.9k = 1.2 + 0.6

Combine like terms: 1.2 + 0.6 = 1.8
-0.9k = 1.8

Divide each side by '-0.9'.
k = -2

Simplifying
k = -2

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