2-3=1
4-5=20
1-2=1
i think this is it i have never really been good at this but i think it could be those one
One way is that you can just factor it out: (x+2)(x+2)(x+2)
For the first pair, you get

.
Then do

*

That will be

So the answer is 6
8(4x+5)=136
Multiply the number outside of the parenthesis(8) with the numbers inside the parenthesis(4x and 5).
32x+40=136
Subtract 40 from both sides
32x=96
Divide both sides by 32 so the only thing remaining on the side of the variable is only the variable itself.
Final Answer: x= 3
An inch or 2 so yeah if in shapes then around a rectangle
The answer is 23 because I know this answer.