Brian pays £180 per week in rent. His landlord decides to decrease the rent by 5%. How much rent does he pay now
1 answer:
You might be interested in
This chart represents a proportional relationship. The rate of change will be 4.
<h3>What is the constant of proportionality?</h3>Firstly, there is a proportional relationship.
Two values x and y are said to be in a proportional relationship if x=ky, where x and y are variables and k is a constant.
The constant k is called the constant of proportionality.
Given;
x y
1 4
2 8
3 12
4 16
Here, x = ky
put the first value
k = 1/4
This chart represents a proportional relationship.
So the rate of change will be
Learn more about proportional ;
#SPJ1
Answer:
Step-by-step explanation:
We need to find the value of x so that the value of given function becomes 21 .
We have ,
Now , for finding x ,