Answer:
.........2x+3y=19........
Answer:
See below.
Step-by-step explanation:
The point=slope form is:
, where
is the slope.
First, find the slope using to two given points.

We can now plug in the numbers. You can pick any of the two points to use.
Version 1:


Version 2:


If desired, you can simplify this further.
Well it sounds like you mean smaller, not greater. 3/300 = 1/100 while 3/30 = 1/10. So 3 out of 300 is 10 times SMALLER than 3 out of 30.
Choice 4 is correct ... r = the square root of area over pi