Answer:
28 square units or 28 units^2
Step-by-step explanation:
What we are going to do is add

by

. The first thing we do is make common denominators for

and

:

. Now we add

by

:

. Now we make

a mixed number:

. Therefore, your answer is

. Hoped I helped. :)
Answer:
-4 and 10
Step-by-step explanation:
let me know if this is incorrect
To solve for the actual value, you need more information, but basically, you need to divide both sides of the equation by 4.