-6+18=-6forx

Solution for -6+18=-6forx equation:

Simplifying
-6 + 18 = -6forx

Combine like terms: -6 + 18 = 12
12 = -6forx

Solving
12 = -6forx

Solving for variable 'f'.

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

Add '6forx' to each side of the equation.
12 + 6forx = -6forx + 6forx

Combine like terms: -6forx + 6forx = 0
12 + 6forx = 0

Add '-12' to each side of the equation.
12 + -12 + 6forx = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 6forx = 0 + -12
6forx = 0 + -12

Combine like terms: 0 + -12 = -12
6forx = -12

Divide each side by '6orx'.
f = -2o-1r-1x-1

Simplifying
f = -2o-1r-1x-1