A triangle has sides with length 7, 2y, and 3y − 1. (a) Draw a picture of the triangle and label the sides. (b) If P represents the perimeter of the triangle, write an equation to model this triangle’s perimeter.

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.