Answer:

Step-by-step explanation:
Given


Required
Determine the actual sales
Represent the actual sales with u


<em>Hence, the total sales can be expressed using y = 200 + x</em>
Answer:
Proved Below
Step-by-step explanation:

Hence, Proved that
is equivalent to
.
Answer:
Hope that was helpful for you! Good luck.
Alright, so the distance formula is sqrt((x1-x2)^2+(y1-y2)^2), and plugging that in, we get sqrt((0-3)^2+(3-10)^2)=sqrt((-3)^2+(-7)^2)=sqrt(9+49)=sqrt(58)=around 7.6