Answer:
15x+42y=13050
Step-by-step explanation:
because the x and the y match up and you add then together
The time (minutes) vary directly with the number of walls and inversely to the number of people.
m = kw/p, where m = minutes, w = walls, and p = people
60 = 5k/7
420 = 5k
84 = k m = 10(84)/10
m = 84
It takes 84 minutes for 10 people to paint 10 walls.
First off subtract the cost of the computer from the total cost
1,220-995 = 225
Then divide 225 by 3 to get the price of each of the software
225/3 = $75
Answer:
Step-by-step explanation:
The definition of derivative states that:
Then:
A constant function is a zero-order polynomial. The domain of any real polynomial is . Then, the domain of the function is: