Answer:
90 and 71 or 80.5
Step-by-step explanation:
find middle two numbers
add them together
divide by 2
the answer should be the third option
Hi there!
First we need to remember the following.

Now substitute both of the formulas.

Work out the parenthesis.

And finally collect terms.

~ Hope this helps you!
Final Answer: 
Steps/Reasons/Explanation:
Question: Which expression is equivalent to 
<u>Step 1</u>: Expand by distributing terms.
×
× 
<u>Step 2</u>: Simplify
×
to
.
× 
<u>Step 3</u>: Simplify
×
to
.

<u>Step 4</u>: Remove parentheses and add.

~I hope I helped you :)~
Big packages drives you to the illusion that the contents are bigger or better which is actually not possible.Even garbage can fill up a huge truck.
<span>Selling something with more volume means you get more for the money. </span>
<span>Advantage of marketing something as bigger helps you to get them to buy more than the usual.Its a technique to sell more items. </span>
<span>Disadvantage is they don't need to come back as often to buy again.</span>