4K+9=7K

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Solution for 4K+9=7K equation:


Simplifying
4K + 9 = 7K

Reorder the terms:
9 + 4K = 7K

Solving
9 + 4K = 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.
9 + 4K + -7K = 7K + -7K

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

Combine like terms: 7K + -7K = 0
9 + -3K = 0

Add '-9' to each side of the equation.
9 + -9 + -3K = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -3K = 0 + -9
-3K = 0 + -9

Combine like terms: 0 + -9 = -9
-3K = -9

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

Simplifying
K = 3

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