f(x)=-(x+3)*2+1

Solution for f(x)=-(x+3)*2+1 equation:

Simplifying
f(x) = -1(x + 3) * 2 + 1

Multiply f * x
fx = -1(x + 3) * 2 + 1

Reorder the terms:
fx = -1(3 + x) * 2 + 1

Reorder the terms for easier multiplication:
fx = -1 * 2(3 + x) + 1

Multiply -1 * 2
fx = -2(3 + x) + 1
fx = (3 * -2 + x * -2) + 1
fx = (-6 + -2x) + 1

Reorder the terms:
fx = -6 + 1 + -2x

Combine like terms: -6 + 1 = -5
fx = -5 + -2x

Solving
fx = -5 + -2x

Solving for variable 'f'.

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

Divide each side by 'x'.
f = -5x-1 + -2

Simplifying
f = -5x-1 + -2

Reorder the terms:
f = -2 + -5x-1