Answer:
2.70 hours to travel 180 mi.
Step-by-step explanation:
The distance traveled (d) varies directly as the time (t) of travel, by the following formula:

In which s is the velocity.
It takes 63 min to travel 70 mi.
So i am going to find the velocity in miles per minute

how many hours would it take to travel 180 mi?
I am first going to find the time in minutes, then divide by 60 to pass to hours.





It takes 162.16 minutes = 162.16/60 = 2.70 hours to travel 180 mi.
Answer:

Step-by-step explanation:
Let
x------> the number of years
we know that

Solve for x




Answer:
a=-8
b=-29
Step-by-step explanation:
Let's assume
first number is a
second number is b
the difference of two numbers,a and b,is 21
so, we get

we can solve for 'a'

the difference of five times a and two times b is 18
so, we get

now, we can plug 'a'

now, we can solve for b




now, we can find 'a'


Answer: um 5 4/9
Step-by-step explanation:
Answer:
x - 13 = -2. (bonus: x = 11)
Step-by-step explanation:
hope this helps