Answer:
"M" would equal 6.6 repeated
Step-by-step explanation:
The answer is B, 7.
We can factor a 2 out of this:


We can't factor anything.

We can factor a 4 out of this:


We can factor an 8 out of this:

So your answer is B, 7.
Answer:
840
Step-by-step explanation:
I think this is right hope it helps! :)

can be simplified to by adding the 7 and 10 to get

.

cannot be simplified any more by combining like terms.
By distributing the 2b into the parentheses, you can simplify the expression:

Here you can just add:

Thus, the only expression that cannot simplify any more using adding like terms is the second,

.
I believe the answer is B because you have to do the Vertical Line Test.<span />