42=32-6f-4f

Solution for 42=32-6f-4f equation:

Simplifying
42 = 32 + -6f + -4f

Combine like terms: -6f + -4f = -10f
42 = 32 + -10f

Solving
42 = 32 + -10f

Solving for variable 'f'.

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

Add '10f' to each side of the equation.
42 + 10f = 32 + -10f + 10f

Combine like terms: -10f + 10f = 0
42 + 10f = 32 + 0
42 + 10f = 32

Add '-42' to each side of the equation.
42 + -42 + 10f = 32 + -42

Combine like terms: 42 + -42 = 0
0 + 10f = 32 + -42
10f = 32 + -42

Combine like terms: 32 + -42 = -10
10f = -10

Divide each side by '10'.
f = -1

Simplifying
f = -1