7k=-2k+81

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Solution for 7k=-2k+81 equation: 


Simplifying
7k = -2k + 81

Reorder the terms:
7k = 81 + -2k

Solving
7k = 81 + -2k

Solving for variable 'k'.

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

Add '2k' to each side of the equation.
7k + 2k = 81 + -2k + 2k

Combine like terms: 7k + 2k = 9k
9k = 81 + -2k + 2k

Combine like terms: -2k + 2k = 0
9k = 81 + 0
9k = 81

Divide each side by '9'.
k = 9

Simplifying
k = 9

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