The answer is 4 for the missing value
That type of fraction is called the rational expression.
When you are looking for this, the best way to do this is to divide 28 by 7. This will give you 4.
The other way to do this is to list the factors of 28, which are 1,2,4,7,14,28, and you will then be able to see which two are paired.
In this case, x is 4.
Hope I have been able to help you
0, the slope is 0. your y points are the same number so the slope is not going to be positive or negative.
