Answer:
Answer: total distance - 135 = 50 (hours - 2.5)
Step-by-step explanation:
P=44.6
P=a+b+√a^2+b^2=11+15+√11^2+15^2≈44.6
4x-7=x+2
3x=9
x=3
3-50=-47
y=5x-2