Answer:
3000×(1.0423)cubed = 3403.64-3000=403.64
It's the bottom one. 20 dollars has to be less than or equal to the amount. you cannot spend more than $20
I’m not sure what the rule would be in this context, but those are just the squares of decreasing numbers starting at 10. It’s 10^2, then 9^2, then 8^2, and so on.
Collect like terms
-2x is the answer
