Answer:

Step-by-step explanation:
Given:
The two points on the line are:

Now, for a line with two points on it, the slope of the line is given as:

For the points
, slope is:

Now, for a line with slope 'm' and a point
on it is given as:

Plug in all the values and determine the equation of the line. This gives,

Therefore, the equation of the line is:

Answer:
The last one.
Step-by-step explanation:
The original number would be 900
<h2>
Answer:</h2>
<u><em>The answer has to be 30. </em></u>
<h2>
Step-by-step explanation:</h2>
<em>Correct me if I am incorrect but I would believe I am correct. Have a good one!</em>
<h2>
✍(◔◡◔)</h2>