The answer for the problems are below in the picture let me know if that makes sense.
Answer:

Step-by-step explanation:
So the "product of" means the answer to a multiplication problem. That means -3 is being multiplied by a number which is squared. I used the variable "n" for number but you could use any letter you want.
This is what we have so far,
x -3 or
(-3)
The term decreased means to reduce or subtract. Which means we are left with....

Hope that helps and have a great day!
You need to find an area of one rectangular wooden plank 8*3,
and then top and the bottom area is 2*8*3
and total area is 12*2*8*3
Answer:
it should be B
mark me as the brainliest please
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