Answer:
7
Step-by-step explanation:
I took the k12 quiz
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 :)~
Answer:
40
Step-by-step explanation:
as 1st sq no is.4 and 2nd sq no. is 36
and their sum is =4+36
=40.....ans