=f-1(8)

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Solution for =f-1(8) equation: 


Simplifying
0 = f + -1(8)

Multiply -1 * 8
0 = f + -8

Reorder the terms:
0 = -8 + f

Solving
0 = -8 + f

Solving for variable 'f'.

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

Add '-1f' to each side of the equation.
0 + -1f = -8 + f + -1f
Remove the zero:
-1f = -8 + f + -1f

Combine like terms: f + -1f = 0
-1f = -8 + 0
-1f = -8

Divide each side by '-1'.
f = 8

Simplifying
f = 8

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