CPM Homework Help : PC3 Problem 1-37

Write an equation for the line that passes through the points $\left(-4,-4\right)$ and $(8,5)$ .

Step 1:

Determine the slope between the points:

$m=\frac{-4-5}{-4-8}$

Step 2:

Use the value of $m$ and one of the points to solve for " $b$ ".

$-4=m(-4)+b$