Question

Make f the subject when d= 2(1-f) / f-4

Answer 1

Explanation:

d= 2(1-f) / f-4

d = 2 - 2f / f-4

d = 1/2 - 2f - f

d = 1/2 - f

0=1/2-f-d

f = 1/2 - d

Answer 2

`d(f-4)=2(1-f)\\\\frac{d(f-4)}{d} =(2(1-f))/(d) \\f-4=(2(1-f))/(d) \\f=(2(1-f))/(d) +4`

Attached is the solution