Answer:
y=5x+3 that's the right answer i swear(:
Step-by-step explanation:
Answer:
You can opt to study the entire population when the population is well defined(Complete sampling frame) and small.
It can eliminate any potential bias occurring through sampling technique, but other than that it is really not justified to consume more resources and time.
You forgot picture.So I can't explain that
Answer:
Y
=
−
3
x
+
5 5
x
−
5
y
=
-
3
Step-by-step explanation:
the question is already substituted
Answer:
Amount each friend pays for the gift = $20
Step-by-step explanation:
Market price of a gift = $70
The store manager takes $10 off the market price.
Marked down amount = $10
New cost price = Marked price - Marked down amount 
The cost of the gift is divided among three friends.
This means that the cost of gift which is $60 is divided by three to get each one's contribution in the gift.
∴ Amount each friend pays for the gift 