10k+3.9=k+9

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Solution for 10k+3.9=k+9 equation:


Simplifying
10k + 3.9 = k + 9

Reorder the terms:
3.9 + 10k = k + 9

Reorder the terms:
3.9 + 10k = 9 + k

Solving
3.9 + 10k = 9 + k

Solving for variable 'k'.

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

Add '-1k' to each side of the equation.
3.9 + 10k + -1k = 9 + k + -1k

Combine like terms: 10k + -1k = 9k
3.9 + 9k = 9 + k + -1k

Combine like terms: k + -1k = 0
3.9 + 9k = 9 + 0
3.9 + 9k = 9

Add '-3.9' to each side of the equation.
3.9 + -3.9 + 9k = 9 + -3.9

Combine like terms: 3.9 + -3.9 = 0.0
0.0 + 9k = 9 + -3.9
9k = 9 + -3.9

Combine like terms: 9 + -3.9 = 5.1
9k = 5.1

Divide each side by '9'.
k = 0.5666666667

Simplifying
k = 0.5666666667

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