Answer:
72
Step-by-step explanation:
You Subtract 18 from 90 and get 72
Answer:
Ashley should have added 4.5 to both sides.
Step-by-step explanation:
Given expression:

Ashley's solution:
Subtracted 4.5 to both sides and got,

Correct solution:
Adding 4.5 to both sides.


∴ 
Error made by Ashley was subtracting 4.5 both sides. Instead he should have added 4.5 both sides.
Answer:
graph f(4x) grows by an exponential factor of 4 times that of graph g(x)
Step-by-step explanation:
i dont see answer choices, so I don't know if that is right, but I hope it is!
Answer:
92000
Step-by-step explanation:
Since you are asking in 534 minutes, that means it will double twice.
23000 * 2 * 2 = 92000