Answer:
Answer is D. Mean decreases and median stays the same
Step-by-step explanation:
First put the amounts in this format
$31, $39, $50, $50, $70, $82
Median (middle of all numbers) is 50
Mean (add all numbers then divide by how many amounts there) is 53.6
Now incorporate the 7th week
$23, $31, $39, $50, $50, $70, $82
Median is still 50
Mean is now 49.28
Multiplying both sides of a rational equation by a variable expression introduces the possibility of extraneous solutions. Therefore, we must check the solutions against the set of restrictions. If a solution is a restriction, then it is not part of the domain and is extraneous.
Answer:

Step-by-step explanation:
The greatest common factor of 18 and 27 is 9.
9*2=18
9*3=27
Both numbers share
and
, while
,
, and
will be left over.
I would assume you would get a negative number and a positive number either way, but they would be the same number just one is negative and one is positive
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