Answer:
9) y=x+16
10) width=x-a
Step-by-step explanation:
You can find the complete solution for question 9 and question 10 in the given attachment
ANSWER 9)
FROM FIGURE
area of televsion=area of rectangle=length×breadth
Given,
Area of rectangle=x²+16x
x²+16x=length×breadth
x²+16x=y×x
dividing by x on both sides we get
x+16=y
Hence y=x+16
I hope it helped you
