Answer:
the demonstrated property is associative law any vector can be added in any form
Another way to solve this is to use the Midpoint Formula. The midpoint of a segment joining points

and

is

So the midpoint of your segment is

Perhaps it helps to see that the x-coordinate of the midpoint is just the average of the x-coordinates of the points. Ditto for the y-coordinate of the midpoint; just average the y's.
You can use this equation $598.30+X=$954.70
You will need to subtract if u are taking 15% off
Answer:
After ten years his salary is x2
Step-by-step explanation: