4 X 13 thats all you have to do mark me as brainliest if you could
I think the answer is 16x^2+1
Answer:
-51/82.
Explanation:
Given two points (x1,y1)=(2,21) and (x2,y2)=(84,-30), we find the slope using the formula below:

Substitute the given points:

The slope of the line that passes through the given points is -51/82.
Answer:
13
Step-by-step explanation:
11.50x7=80.50
5x13=65
80.50+65=145.50