Answer:
the answer is 4x-3
Step-by-step explanation:
Answer:
Step-by-step explanation:
I think u are right
I hope this helps
Answer:
6
Step-by-step explanation:
The circumference of a circle is 
, so
. We can use this because the area of a circle is
. Thus,
.
D = r• t
reverses the equation so that D and r are on the same side
d/r = t

Sam travels 4 hours at a rate of 50 mph