7k=4k-9

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Solution for 7k=4k-9 equation: 


Simplifying
7k = 4k + -9

Reorder the terms:
7k = -9 + 4k

Solving
7k = -9 + 4k

Solving for variable 'k'.

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

Add '-4k' to each side of the equation.
7k + -4k = -9 + 4k + -4k

Combine like terms: 7k + -4k = 3k
3k = -9 + 4k + -4k

Combine like terms: 4k + -4k = 0
3k = -9 + 0
3k = -9

Divide each side by '3'.
k = -3

Simplifying
k = -3

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