Answer: B
Step-by-step explanation:
5.7y-5.2=y/2.5
Add 5.2 to both sides:
5.7y = y/2.5 + 5.2
y/2.5 = 0.4y
5.7y = 0.4y + 5.2
Subtract 0.4y from both sides:
5.3y = 5.2
Divide both sides by 5.3:
y = 5.2/5.3
y = 0.98113
Answer: -5 2/3
Step-by-step explanation:
Distance = Speed x time = 162 x 3 = 486 miles/hour
Answer: 486 miles/hour
Answer:
The answer is B
Step-by-step explanation:
r = c/2π
c = 16π
r = 16π/2π
= 8