2k-2+8k=42

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Solution for 2k-2+8k=42 equation:


Simplifying
2k + -2 + 8k = 42

Reorder the terms:
-2 + 2k + 8k = 42

Combine like terms: 2k + 8k = 10k
-2 + 10k = 42

Solving
-2 + 10k = 42

Solving for variable 'k'.

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

Add '2' to each side of the equation.
-2 + 2 + 10k = 42 + 2

Combine like terms: -2 + 2 = 0
0 + 10k = 42 + 2
10k = 42 + 2

Combine like terms: 42 + 2 = 44
10k = 44

Divide each side by '10'.
k = 4.4

Simplifying
k = 4.4

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