J is between H and K.if HJ =4t -15 ,JK=5t-6, and KH=15,find JK.
Solve for y. the slope will be m, y intercept will be b
Answer:
8/10 or 16/20
Step-by-step explanation:
hope it helps
Let us assume as at when they meet, the time elapsed is x hours.
Fred 3 mi/h
John 2 mi/h
Distance = speed * time
Fred = 3x
John = 2x
Houses are 4miles apart.
So: 3x + 2x = 4 5x = 4
x = 4/5 hour = 0.8 hour or 0.8*60 = 48 minutes
Time elapsed is 0.8 hour or 48 minutes.
