You have to combine like terms.
Answer: -2a+7
Answer:
i think its the 3rd one very sorry if im wrong
Step-by-step explanation:
Idk what deviation set is but im guessing B because each term went up by 1
Answer:

The slope can be founded with this formula:

And replacing we got:

And the best answer for this case would be :

Step-by-step explanation:
For this case we have the following two points given:

The slope can be founded with this formula:

And replacing we got:

And the best answer for this case would be :

All real numbers is the correct answer