Answer:
28
Step-by-step explanation:
First it starts with the 8+20(distance to school)
8+20(1)
8+20
28
Actual price of the dress = 72
Selling price = 45
72 - 45 = $ 27
Percentage of decrease =

<h3>= <u>37.5%</u></h3>
.... Hope this will help.....
Answer:
17.73205081
Step-by-step explanation:
Didn't use a calculator :) Please mark me as brainliest. Thanks!
Answer:
Solving the given formula for v2 gives us:

Step-by-step explanation:
Solving an equation for a particular variable means that the variable has to be isolated on one side of the equation.
Given equation is:

Multiplying both sides by t2-t1

Adding v1 to both sides of the equation

Hence,
Solving the given formula for v2 gives us:
