Answer:
It would take about 2 hours or 120 minutes
Answer:

Step-by-step explanation:
Formula for the perimeter of a rectangle: 
Answer:
1) 6(3x-2)
2) 24(x+2)
3) 9(5x−9) or 9(5x+9) if you meant to put addition.
4)8x+15
Answer:
two billion six hundred one million four hundred thousand seventy