6f-3f=42

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Solution for 6f-3f=42 equation: 


Simplifying
6f + -3f = 42

Combine like terms: 6f + -3f = 3f
3f = 42

Solving
3f = 42

Solving for variable 'f'.

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

Divide each side by '3'.
f = 14

Simplifying
f = 14

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