-10=-0.4k

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Solution for -10=-0.4k equation:


Simplifying
-10 = -0.4k

Solving
-10 = -0.4k

Solving for variable 'k'.

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

Add '0.4k' to each side of the equation.
-10 + 0.4k = -0.4k + 0.4k

Combine like terms: -0.4k + 0.4k = 0.0
-10 + 0.4k = 0.0

Add '10' to each side of the equation.
-10 + 10 + 0.4k = 0.0 + 10

Combine like terms: -10 + 10 = 0
0 + 0.4k = 0.0 + 10
0.4k = 0.0 + 10

Combine like terms: 0.0 + 10 = 10
0.4k = 10

Divide each side by '0.4'.
k = 25

Simplifying
k = 25

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