-12+f=13

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Solution for -12+f=13 equation: 


Simplifying
-12 + f = 13

Solving
-12 + f = 13

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 = 13 + 12

Combine like terms: -12 + 12 = 0
0 + f = 13 + 12
f = 13 + 12

Combine like terms: 13 + 12 = 25
f = 25

Simplifying
f = 25

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