Lance is building a rectangular fence for his chickens. He wants the length to be three times the width and he has 80 feet of fencing. What is the largest possible length? Write an equation and solve.

A) 8w=80; 10

B) 4w=80; 20

C) 8w=80; 30

D) 4w=80; 15

Question

Mathematics

Jonas Huynh

2 November, 21:52

Lance is building a rectangular fence for his chickens. He wants the length to be three times the width and he has 80 feet of fencing. What is the largest possible length? Write an equation and solve.

A) 8w=80; 10

B) 4w=80; 20

C) 8w=80; 30

D) 4w=80; 15

+1

Answers (1)

Know the Answer?

Josh Mcneil · Answer 1

A) 8w=80; 10

Step-by-step explanation:

Let w = width

L = 3w

Fencing is perimeter

P=2 (l+w)

80 = 2 (3w+w)

80 = 2 (4w)

80 = 8w

Divide each side by 8

80/8 = 8w/8

10 = w

Lance is building a rectangular fence for his chickens. He wants the length to be three times the width and he has 80 feet of fencing. What is the largest possible length? Write an equation and solve.A) 8w=80; 10B) 4w=80; 20C) 8w=80; 30D) 4w=80; 15

Lance is building a rectangular fence for his chickens. He wants the length to be three times the width and he has 80 feet of fencing. What is the largest possible length? Write an equation and solve.

A) 8w=80; 10

B) 4w=80; 20

C) 8w=80; 30

D) 4w=80; 15