f=3f+28

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Solution for f=3f+28 equation: 


Simplifying
f = 3f + 28

Reorder the terms:
f = 28 + 3f

Solving
f = 28 + 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.
f + -3f = 28 + 3f + -3f

Combine like terms: f + -3f = -2f
-2f = 28 + 3f + -3f

Combine like terms: 3f + -3f = 0
-2f = 28 + 0
-2f = 28

Divide each side by '-2'.
f = -14

Simplifying
f = -14

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