<span>Simplifying
f(x) = 3x + -14
Multiply f * x
fx = 3x + -14
Reorder the terms:
fx = -14 + 3x
Solving
fx = -14 + 3x
Solving for variable 'f'.
Move all terms containing f to the left, all other terms to the right.
Divide each side by 'x'.
f = -14x-1 + 3
Simplifying
f = -14x-1 + 3
Reorder the terms:
f = 3 + -14x<span>-1</span></span>