k-39=7k-9

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Solution for k-39=7k-9 equation:


Simplifying
k + -39 = 7k + -9

Reorder the terms:
-39 + k = 7k + -9

Reorder the terms:
-39 + k = -9 + 7k

Solving
-39 + k = -9 + 7k

Solving for variable 'k'.

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

Add '-7k' to each side of the equation.
-39 + k + -7k = -9 + 7k + -7k

Combine like terms: k + -7k = -6k
-39 + -6k = -9 + 7k + -7k

Combine like terms: 7k + -7k = 0
-39 + -6k = -9 + 0
-39 + -6k = -9

Add '39' to each side of the equation.
-39 + 39 + -6k = -9 + 39

Combine like terms: -39 + 39 = 0
0 + -6k = -9 + 39
-6k = -9 + 39

Combine like terms: -9 + 39 = 30
-6k = 30

Divide each side by '-6'.
k = -5

Simplifying
k = -5

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