posted for 50 points please help k12 math grade 8 is due in 40 minutes but needs to be done for my freedom thank you

Answer:
Step-by-step explanation:
No. of White rectangular boxes = 5
No. of Black rectangular boxes = 8
No. of White square boxes = 9
No. of Black square boxes = 4
5x + (-8x) + 9 + (-4)
= - 3x + 5 (Ans) (option D)