Answer:
Well, it's the perimeter, so...40.
You just calculate the perimeter of a rectangle with the lenght of 12 and width of 8, by the formula

or you can factor it out.
Answer:
if the other lines are parallel or not.
Step-by-step explanation:
Answer:
4+19W
Step-by-step explanation:
You would just simplify the terms, 13-9=4 and 3W+16W=19W
For number 2. The pilot flew 4 circuits and in total by the 5th day he flew 14 right?