The answer is 78 feet of fencing. This is because you need to find the perimeter of the yard. To find the perimeter of the yard, you add the sides together, so 21+21+18+18 = 78.
X = 2/7
steps:
add 5/7 to both sides
Can you translate that way i can help you better
2) bowling center:
2.5 hours per week for 33.75
additional 0.49 per minute in excess of the 2.5 hours.
2.5 hour * 60 minutes/hr = 150
c = 33.75 + 0.49(m - 150)
About 27.5 percent so B is the correct answer