Answer:
-(3x-5) (x-4)
Step-by-step explanation:
-3x^2+17x-20
Factor -1 out of -3x^2
-(3x^2)+17x-20
Factor -1 out of 17x
-(3x^2)-(-17x)-20
Rewrite -20 as -1(20)
-(3x^2)-(-17x)-1(20)
Factor -1 out of -(3x^2)-(-17x)
-(3x^2-17x)-1(20)
Factor -1 out of -(3x^2-17x)-1(20)
-(3x^2-17x+20)
Factor.
-((3x-5)(x-4))
Final Anwser:
-(3x-5) (x-4)