Hello, in order to solve this you first need to take $20 subtracted from 160 that leaves you with 140 next because she bought 4 sweaters you need to divide your remaining cash spent by 4 to get a total of $35 a sweater.
I hope this is what you were looking for, have a great day!
0.64,-3.14 I’m not really sure about the -3.14. (Sorry).
Answer: 8
Step-by-step explanation:

Answer:
x=0
y=0
is all nonzero real numbers
is all nonzero real numbers
Step-by-step explanation:
Answer: Option (2)
Step-by-step explanation:
The inverse of a function swaps the domain and range.