F+7n=3n

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Solution for F+7n=3n equation: 


Simplifying
F + 7n = 3n

Solving
F + 7n = 3n

Solving for variable 'F'.

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

Add '-7n' to each side of the equation.
F + 7n + -7n = 3n + -7n

Combine like terms: 7n + -7n = 0
F + 0 = 3n + -7n
F = 3n + -7n

Combine like terms: 3n + -7n = -4n
F = -4n

Simplifying
F = -4n

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