52= 2(w-8) + 2x
X is the unknown length because the question is only telling us one side of the rectangle
Answer:
$25.86
Original price. 30.00
Markdown percent 16%
Markdown 4.14
Step-by-step explanation:
In the case that a scientist cools three gases in an experiment, the change in temperature will be negative for the experiment. This is because cooling results in a temperature lower than the original temperature. For example, a gas originally at 25°C when cooled to 20°C has a temperature change of -5°C.
Answer:
He will be unable to tell whether a difference in exercise preference is related to a difference in age or to a difference in weight
Step-by-step explanation:
age could be a factor to exercise as well as weight so both affect the outcome so he has two samples