3[f-3]=3

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Solution for 3[f-3]=3 equation: 


Simplifying
3[f + -3] = 3

Reorder the terms:
3[-3 + f] = 3
[-3 * 3 + f * 3] = 3
[-9 + 3f] = 3

Solving
-9 + 3f = 3

Solving for variable 'f'.

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

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

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

Combine like terms: 3 + 9 = 12
3f = 12

Divide each side by '3'.
f = 4

Simplifying
f = 4

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