66-33=f

Solution for 66-33=f equation:

Simplifying
66 + -33 = f

Combine like terms: 66 + -33 = 33
33 = f

Solving
33 = f

Solving for variable 'f'.

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

Add '-1f' to each side of the equation.
33 + -1f = f + -1f

Combine like terms: f + -1f = 0
33 + -1f = 0

Add '-33' to each side of the equation.
33 + -33 + -1f = 0 + -33

Combine like terms: 33 + -33 = 0
0 + -1f = 0 + -33
-1f = 0 + -33

Combine like terms: 0 + -33 = -33
-1f = -33

Divide each side by '-1'.
f = 33

Simplifying
f = 33