14. re
13. a landscaping company is putting small
stones around a circular fish pond with a
diameter of 5.5 yards. if each bag of stones
fills a distance of 4 yards, how many bags do
they need?

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

X= 3y - 6 2x - 4y = 8 solve the system of equations using substitution. a) (-12,-2) b) (15,7) c) (21,9) d) (24,10)