F-18=31

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Solution for F-18=31 equation: 


Simplifying
F + -18 = 31

Reorder the terms:
-18 + F = 31

Solving
-18 + F = 31

Solving for variable 'F'.

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

Add '18' to each side of the equation.
-18 + 18 + F = 31 + 18

Combine like terms: -18 + 18 = 0
0 + F = 31 + 18
F = 31 + 18

Combine like terms: 31 + 18 = 49
F = 49

Simplifying
F = 49

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