Answer:
the answer should be d for tour answer
-11x+12
Step-by-step explanation:
(x^2-4x+3)-(x^2+7x-9)
x^2-x^2-4x-7x+3-(-9)
-11x+3+9
hope it helps
I hope I helped you^_^
Option A for part A and $79 for part B
