-f+6=-2f

Solution for -f+6=-2f equation:

Simplifying
-1f + 6 = -2f

Reorder the terms:
6 + -1f = -2f

Solving
6 + -1f = -2f

Solving for variable 'f'.

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

Add '2f' to each side of the equation.
6 + -1f + 2f = -2f + 2f

Combine like terms: -1f + 2f = 1f
6 + 1f = -2f + 2f

Combine like terms: -2f + 2f = 0
6 + 1f = 0

Add '-6' to each side of the equation.
6 + -6 + 1f = 0 + -6

Combine like terms: 6 + -6 = 0
0 + 1f = 0 + -6
1f = 0 + -6

Combine like terms: 0 + -6 = -6
1f = -6

Divide each side by '1'.
f = -6

Simplifying
f = -6