Answer:
x = -11/3, y = -4/3
Step-by-step explanation:



X + x + 1 + x + 2 = 12
x + x + x + 3 = 12
subtract 3 for each side
x + x + x = 9
3x = 9
divide 3 from each side
x = 3
Small side 3 feet
Middle side 4 feet
Long side 5 feet
26.34 I believe is the correct answer
Answer:
The answer is the second one
Step-by-step explanation: