Answer:
1/3
Step-by-step explanation:
differentiate first equation to get t , then replace t with 1/3
P=156 cm
l=6+5w
P=2(l+w)
156=2(6+5w+w)
156=2(6+6w)
156=12+12w
12+12w=156
12w=156-12
12w=144
w=12cm
l=6+5•12
l=6+60
l=66cm
Answer:
3
Step-by-step explanation:
That’s all correct thanks
Answer:
400 meters
Step-by-step explanation:
50 + 200 + 150 = 400
