A9x) = x^2 - 6x + 9 = (x - 3)^2
length of a side = x - 3
AS we know that:

And we have the volume and we can calculate the SA,,,
So that, we can conclude:

Are you
satisfied?
Answer:
he will weigh 300 lbs.
Step-by-step explanation:
Absolute value is simply the non-negative version of the number regardless of its symbol
So for the absolute value of 20? the answer is just 20.
For reference, the absolute value of -20 is also just 20.
Hope the explanation helps :)