18.6=-3.1f

Solution for 18.6=-3.1f equation:

Simplifying
18.6 = -3.1f

Solving
18.6 = -3.1f

Solving for variable 'f'.

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

Add '3.1f' to each side of the equation.
18.6 + 3.1f = -3.1f + 3.1f

Combine like terms: -3.1f + 3.1f = 0.0
18.6 + 3.1f = 0.0

Add '-18.6' to each side of the equation.
18.6 + -18.6 + 3.1f = 0.0 + -18.6

Combine like terms: 18.6 + -18.6 = 0.0
0.0 + 3.1f = 0.0 + -18.6
3.1f = 0.0 + -18.6

Combine like terms: 0.0 + -18.6 = -18.6
3.1f = -18.6

Divide each side by '3.1'.
f = -6

Simplifying
f = -6