9f=3f-4

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Solution for 9f=3f-4 equation: 


Simplifying
9f = 3f + -4

Reorder the terms:
9f = -4 + 3f

Solving
9f = -4 + 3f

Solving for variable 'f'.

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

Add '-3f' to each side of the equation.
9f + -3f = -4 + 3f + -3f

Combine like terms: 9f + -3f = 6f
6f = -4 + 3f + -3f

Combine like terms: 3f + -3f = 0
6f = -4 + 0
6f = -4

Divide each side by '6'.
f = -0.6666666667

Simplifying
f = -0.6666666667

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