Answer:
It's D
Step-by-step explanation:
D is the answer because if you calculate the answer correctly. that will be so.
Answer: -x/2 + 1
Step-by-step explanation:
write t in terms of x
x = 2t
t = x/2
substitute t in y
y = 1 - t
y = 1 - x/2 or -x/2 + 1
2880 books
Divide 1920 by 40
Then multiply the number by 2
You will get 96
Then multiply it by 30