Answer:
Step-by-step explanation:
50 X 4= 200
90 X 5=450
50 X 5=250
200 + 250 = 450
Therefore it takes 5 hours for train B which is the train moving at 90 km per hr to catch up to train A.
Answer:
y=-93
Step-by-step explanation:
You just substitute 10 for x
y=-7(10)-23
y=-70-23
y=-93
No it's not,because 12 inches equals 1 foot and 2 feet equals 24 inches.
So 2 feet is bigger than 23 inches.
Answer:
x = 10
Step-by-step explanation:
x is not equal to 1 is equal to 10
you see 1 is equal to I. 2= II. 3= III. 4=IV etc. hope it HELPS