Answer:
[tex]-4x (y +3z -5w)[/tex]
Step-by-step explanation:
Given
[tex]-4x y - 12xz + 20xw[/tex]
Required
Factorize
Factor each term
[tex]-4x y - 12xz + 20xw = -4x *y - 4x*3z + 4x*5w[/tex]
Factor out -4x in each term
[tex]-4x y - 12xz + 20xw = -4x (y +3z -5w)[/tex]