f+8=12

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Solution for f+8=12 equation: 


Simplifying
f + 8 = 12

Reorder the terms:
8 + f = 12

Solving
8 + f = 12

Solving for variable 'f'.

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

Add '-8' to each side of the equation.
8 + -8 + f = 12 + -8

Combine like terms: 8 + -8 = 0
0 + f = 12 + -8
f = 12 + -8

Combine like terms: 12 + -8 = 4
f = 4

Simplifying
f = 4

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