Answer:
2x+3y+5
Step-by-step explanation:
Firstly, we remove the parenthesis since there is nothing in front of it.
There is a “+” sign in front of the parenthesis, it stays the same.
Secondly, we combine like terms. We combine the x’s, the y’s, and the normal numbers without a variable.
Finally, after combining the like terms. You end up with “2x+3y+5”.
If ABC type question, then sometimes. If its extended, then only when the lines coincide with each other or if one of the lines aren't linear.
Answer:

Step-by-step explanation:
Average length 
Standard deviation 
Sample size 
Generally The point estimate for the mean length of all bolts in inventory is


Anything over 90 and bellow 180 degrees is a obtuse.
Answer:
Step-by-step explanation:
This is the image of the graph you determine if that's perpendicular.
Perpendicular definition - In elementary geometry, the property of being perpendicular is the relationship between two lines which meet at a right angle. The property extends to other related geometric objects. A line is said to be perpendicular to another line if the two lines intersect at a right angle.