9k+4.2=k+8

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Solution for 9k+4.2=k+8 equation:


Simplifying
9k + 4.2 = k + 8

Reorder the terms:
4.2 + 9k = k + 8

Reorder the terms:
4.2 + 9k = 8 + k

Solving
4.2 + 9k = 8 + 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.
4.2 + 9k + -1k = 8 + k + -1k

Combine like terms: 9k + -1k = 8k
4.2 + 8k = 8 + k + -1k

Combine like terms: k + -1k = 0
4.2 + 8k = 8 + 0
4.2 + 8k = 8

Add '-4.2' to each side of the equation.
4.2 + -4.2 + 8k = 8 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + 8k = 8 + -4.2
8k = 8 + -4.2

Combine like terms: 8 + -4.2 = 3.8
8k = 3.8

Divide each side by '8'.
k = 0.475

Simplifying
k = 0.475

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