Add 12 to both sides of the equal sign, then simplify.
The drummers final position would be
-1, -2
The sides of the frame are (12+2x) and (6+2x).
Its area A is 112.
Therefore by equating:
(12+2x)*(6+2x)=112
you can get the answer for x. You will obtain a quadratic equation you have to solve.
Answer:
its mean
Step-by-step explanation:
I promise :)