Step 1:
\FInd the
-intercept of the equation.
The line passing through the points are 
Find the slope.
\
Substitute 

Standard form of the
-intercept of the equation is

Substitute 

Graph:
\Graph the equation 
.gif\")
Observe the graph,
\The
-intercept of the equation passing through the points are 
Solution:
\The
-intercept of the equation is 