Answer:
x + 6y = -3
Step-by-step explanation:
Explained in the paper.
Answer:
a
Step-by-step explanation:
worng worng
Answer:

Step-by-step explanation:
Since you have miles in the numerator of your rate, you need miles in the numerator of the equivalent fraction:

This can be rearranged to ...

Then, multiplying by 1 h gives the solution ...
t = 30 h
It takes 30 hours to travel 900 miles at 30 miles per hour.