8.1-7f=3.1

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Solution for 8.1-7f=3.1 equation: 


Simplifying
8.1 + -7f = 3.1

Solving
8.1 + -7f = 3.1

Solving for variable 'f'.

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

Add '-8.1' to each side of the equation.
8.1 + -8.1 + -7f = 3.1 + -8.1

Combine like terms: 8.1 + -8.1 = 0.0
0.0 + -7f = 3.1 + -8.1
-7f = 3.1 + -8.1

Combine like terms: 3.1 + -8.1 = -5
-7f = -5

Divide each side by '-7'.
f = 0.7142857143

Simplifying
f = 0.7142857143

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