F-12=30

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Solution for F-12=30 equation: 


Simplifying
F + -12 = 30

Reorder the terms:
-12 + F = 30

Solving
-12 + F = 30

Solving for variable 'F'.

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

Add '12' to each side of the equation.
-12 + 12 + F = 30 + 12

Combine like terms: -12 + 12 = 0
0 + F = 30 + 12
F = 30 + 12

Combine like terms: 30 + 12 = 42
F = 42

Simplifying
F = 42

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