Answer:
Help with what is it mental help? Or no cause I’ve dealt with that a lot
Step-by-step explanation:
I do not get what the Question that you are asking is.
<span>A(x) = x 2 - 12x + 36
</span><span>A(x) = (x -6)^2
answer: length of a side of the square = x - 6</span>
The area of the rectangle is 
Explanation:
One side of the rectangle is 
The another side of the rectangle is 
The formula to find the area of the rectangle is length × width
Area = length × width
Substituting the values, we have,

Thus, the area of the rectangle is 
Answer:
x - y + z = 8
2x +3y -z= -2
3x - 2y -9z = 9
Step-by-step explanation:
[1 - 1 1 8]
[2 3 -1 -2]
[3 -2 -9 9]