2f-81=11

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Solution for 2f-81=11 equation:


Simplifying
2f + -81 = 11

Reorder the terms:
-81 + 2f = 11

Solving
-81 + 2f = 11

Solving for variable 'f'.

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

Add '81' to each side of the equation.
-81 + 81 + 2f = 11 + 81

Combine like terms: -81 + 81 = 0
0 + 2f = 11 + 81
2f = 11 + 81

Combine like terms: 11 + 81 = 92
2f = 92

Divide each side by '2'.
f = 46

Simplifying
f = 46

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