Answer:
She can buy 7 bags of chips
Step-by-step explanation:
just take 15.45 and divide it by 2.13
We use quadratic formula then
For a expression
The quadratic formula is

If underroot values becomes negative we use iota(i)
which has value=√-1
Tony's dorm is 7.5 miles far from the library.
Step-by-step explanation:
Given points are;
(4,0) and (12,6)

Using point distance formula;
Distance = 

One unit represents 0.75 miles, therefore,
10 units = 0.75*10 = 7.5 miles
Tony's dorm is 7.5 miles far from the library.
Keywords: distance, multiplication
Learn more about multiplication at:
#LearnwithBrainly
Answer: all of them except III
Step-by-step explanation:


<h2><u>refer </u><u>to</u><u> the</u><u> attachment</u><u> for</u><u> explanation</u></h2>
<h2><u>hope</u><u> it</u><u> helps</u></h2>