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How do you write an equation showing that the relationship between x and y isnt propotional? do you still fill in the corresponding numbers in place for x and y from the colomn using y=kx?

table shows colomns
x 0,1,2,3 and y 10,20,30,40

User Saurabhj
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1 Answer

7 votes

The equation of the relationship y = 10x + 10 and it is not a proportional equation

How to determine the equation of the relationship

From the question, we have the following parameters that can be used in our computation:

x 0,1,2,3

y 10,20,30,40

A linear relationship is represented as

y = mx + c

Where

c = y when x = 0

So, we have

y = mx + 10

Using the points, we have

m + 10 = 20

m = 10

This means that

y = 10x + 10

Hence, the equation is y = 10x + 10

User Gex
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7.3k points