Answer:
12.3
Step-by-step explanation:
The answer is 1/2 cuz of simplyfing
B is the answer to the question 6.8
Let car b be travelling at x mph. as they are travelling towards each other their speed of approach is (x + x + 15 ) mph. So we have the equation
speed = distance / time
2x + 15 = 250 / 2
2x = 125 - 15 = 110
x = 55 mph
Car b travels at 55 mph and car a travels at 70 mph Answer
Answer:
5) moves one place to right
6) moves one place to left
Step-by-step explanation:
