Xy=200
x=2y
(2y)y=200
2y^2=200
y^2=100
y=10, x=20
10, 20
297 what? I think you're missing out a unit. if it is 297 grams then the answer is 0.297 kilograms
Answer C
Step-by-step explanation: lol idk
Step-by-step explanation:
it's b
i relly don't know cause theres no image
Answer:
D
Step-by-step explanation:
A is an arithmetic sequence in that is adds or subtracts the same amount.
B is also an arithmetic is that it takes the original 1000 and adds another 1000 for each year
C is a geometric sequence because it's losing 5× however many questions missed
D is the answer because it says it loses 10% every year, so it loses 10% of the previous year, not the beginning year.