Answer:
(-8,3)
Step-by-step explanation:
Answer:
Stephanie brought the 20 chocolate for $50
Step-by-step explanation:
If she have $60 and only have $10 left that would me that the chocolate are $50
Answer:
t = 130s
Step-by-step explanation:
If the speed signal sent was actually less, meaning that it would take more time to signal arrives from Earth to Mars. The lower the speed, the higher the time.