2k-15+9k=42

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Solution for 2k-15+9k=42 equation:


Simplifying
2k + -15 + 9k = 42

Reorder the terms:
-15 + 2k + 9k = 42

Combine like terms: 2k + 9k = 11k
-15 + 11k = 42

Solving
-15 + 11k = 42

Solving for variable 'k'.

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

Add '15' to each side of the equation.
-15 + 15 + 11k = 42 + 15

Combine like terms: -15 + 15 = 0
0 + 11k = 42 + 15
11k = 42 + 15

Combine like terms: 42 + 15 = 57
11k = 57

Divide each side by '11'.
k = 5.181818182

Simplifying
k = 5.181818182

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