(21 + 34 + x + 25 + 37 + 22) / 6 = 30
(139 + x) / 6 = 30 .....multiply both sides by 6
139 + x = 30 * 6
139 + x = 180
x = 180 - 139
x = 41......so during week 3, she rode her bike 41 miles
Answer:
(1,-5)
Step-by-step explanation:
The given system of inequalities are;

and

The point that is a solution will satisfy the two inequalities.
Checking for (1,-5)
and 
: True
: True
This point lies in the solution region.
Checking for (1,5)
and 
: False
: False
This point does not lie in the solution region.
Checking for (5,1)
and 
: False
: True
This point does not lie in the solution region.
Checking for (-1,5)
and 
: True
: False
This point does not lie in the solution region.
Answer:
6.39*10^-4
Step-by-step explanation:
according to the form that is used to convert usual into scientific notation it be like 6.39*10^-4
Answer:
75 Degrees
Step-by-step explanation:
Answer:
b
Step-by-step explanation: