3-f(4)=

Solution for 3-f(4)= equation:

Simplifying
3 + -1f(4) = 0

Reorder the terms for easier multiplication:
3 + -1 * 4f = 0

Multiply -1 * 4
3 + -4f = 0

Solving
3 + -4f = 0

Solving for variable 'f'.

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

Add '-3' to each side of the equation.
3 + -3 + -4f = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -4f = 0 + -3
-4f = 0 + -3

Combine like terms: 0 + -3 = -3
-4f = -3

Divide each side by '-4'.
f = 0.75

Simplifying
f = 0.75