f-86=-7

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Solution for f-86=-7 equation: 


Simplifying
f + -86 = -7

Reorder the terms:
-86 + f = -7

Solving
-86 + f = -7

Solving for variable 'f'.

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

Add '86' to each side of the equation.
-86 + 86 + f = -7 + 86

Combine like terms: -86 + 86 = 0
0 + f = -7 + 86
f = -7 + 86

Combine like terms: -7 + 86 = 79
f = 79

Simplifying
f = 79

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