### Home > CCA > Chapter 9 > Lesson 9.1.2 > Problem9-20

9-20.

Find the equation of the line through the point $\left(-2,8\right)$ with slope $\frac{1}{2}$.

The equation of a line is $y=mx+b$.

$m = \text{growth (slope)}$
$b = \text{starting point (-intercept)}$

Substitute the points from the problem into the equation. Solve for $b$.